Tenses - Study Mode
[#396] Fill in the blank with the most appropriate word. People go to the tomb of the Unknown Soldier to stand in silence for a minute to honor the memory of those who ____ in wars.
Correct Answer
is killed
Explanation
Solution: In the given sentence "People go to the tomb of the Unknown Soldier to stand in silence for a minute to honor the memory of those who were killed in wars," the most appropriate word to fill in the blank is " were killed ." The verb "were killed" is in the past tense and is used to refer to the action of being killed in the past. The sentence is talking about honoring the memory of individuals who lost their lives in wars, which is an event that happened in the past. Option A, "is killed," is in the present tense and does not match the context of talking about past events. Option B, "will be killed," is in the future tense, which is not appropriate for discussing events that have already occurred. Option C, "was killed," is in the singular past tense and does not agree with the plural noun "those" in the sentence. Option D, "are killed," is in the present tense and is not suitable for referring to past events. Therefore, the correct answer is " E. were killed ."
[#397] No zoologist . . . . . . . . able to keep a gorilla under close observation in the dark jungles in which he . . . . . . . ..
Correct Answer
(D) is/had been living
Explanation
Solution: In the given sentence "No zoologist is able to keep a gorilla under close observation in the dark jungles in which he had been living ," the most appropriate words to fill in the blanks are " is " and " had been living ." "No zoologist is able to keep a gorilla under close observation" - The verb "is" is in the present tense, and it indicates a general truth or fact about the current situation. "in the dark jungles in which he had been living " - The phrase "had been living" is in the past perfect continuous tense and indicates a past action that was ongoing before another past action. In this context, it refers to the gorilla living in the dark jungles before the observation took place. The other options do not use the correct verb forms for the given sentence. Option A, "was/lived," uses the simple past tense for both verbs, which does not convey the correct sequence of events. Option B, "will/will live," uses the future tense for both verbs, which is not suitable for describing past events. Option C, "had been/has lived," uses the past perfect continuous tense and the present perfect tense, but they do not match the context of the sentence. Option E, "has been/lives," uses the present perfect continuous tense and the simple present tense, which also do not fit the context. Therefore, the correct answer is " D. is/had been living .
[#398] Choose the most suitable option to fill in the blank: We must do something soon before it ______(be) too late.
Correct Answer
(C) is
Explanation
Solution: In the given sentence "We must do something soon before it is too late," the most suitable option to fill in the blank is " is ." The verb "is" is in the present tense and is used to express a general truth or a situation that exists in the present or near future. In this context, "is" indicates that the time when something needs to be done is approaching and it is still not too late to take action. The other options do not use the correct verb form for the given sentence. Option A, "was," is in the past tense, which is not appropriate for expressing the urgency of the situation. Option B, "will be," is in the future tense, which does not fit the context of taking action before it is too late. Option D, "has been," uses the present perfect tense, which is not suitable for describing a future event or the urgency of the situation. Therefore, the correct answer is " C. is ."
[#399] What I . . . . . . . . is that we . . . . . . . . to think seriously about a thorough reform in the legal system.
Correct Answer
(C) am proposing/begin
Explanation
Solution: In the given sentence "What I am proposing is that we begin to think seriously about a thorough reform in the legal system," the most suitable options to fill in the blanks are " am proposing " and " begin ." "What I am proposing " - The phrase "am proposing" is in the present continuous tense, indicating an action that is happening at the present moment. The speaker is expressing their current proposal or suggestion. "that we begin to think seriously about a thorough reform in the legal system" - The verb "begin" is in the base form and refers to a future action that is expected to start soon. It suggests that the speaker wants the action of thinking seriously about reform to commence in the near future. The other options do not use the correct verb forms for the given sentence. Option A, "have proposed/should have begun," uses the present perfect tense and the past perfect tense, which do not match the context of expressing a current proposal and a future action. Option B, "had proposed/were beginning," uses the past perfect tense and the past continuous tense, which are not appropriate for discussing present and future actions. Option D, "was proposing/have begun," uses the past continuous tense and the present perfect tense, which do not convey the correct sequence of events. Option E, "proposed/had begun," uses the simple past tense and the past perfect tense, which do not fit the context of current proposal and future action. Therefore, the correct answer is " C. am proposing/begin ."
[#400] You should . . . . . . . . exercise daily.
Correct Answer
(C) take
Explanation
Solution: In the given sentence "You should take exercise daily," the most suitable word to fill in the blank is " take ." The verb "take" is in the base form, and when used with "should," it forms a modal verb construction, indicating advice or recommendation. In this context, the sentence is suggesting that the person should make it a habit to exercise daily. The other options do not use the correct verb forms for the given sentence. Option A, "took," is in the simple past tense, which does not match the context of giving advice or making a general recommendation. Option B, "have taken," is in the present perfect tense, which is not appropriate for expressing a general or habitual action. Option D, "taking," is in the present participle form, which is also not suitable for conveying a piece of advice or recommendation. Therefore, the correct answer is " C. take .