English Grammar - Intermediate Level

The correct answer is "have." This is because the sentence is in the past tense and the word "missed" indicates that the action of missing the flight has already happened. Therefore, the correct verb form to use is "have," which is the past tense form of "have."

The correct answer is "has been." This is because the sentence is referring to an action that started in the past (Dina being an instructor) and is still continuing in the present. The present perfect tense "has been" is used to show an action that started in the past and is still relevant in the present.

The correct answer is "was." This is because the sentence is referring to a past action or state. The word "until" indicates that the action of being a student at the university ended in the past, so the past tense "was" is appropriate here.

The sentence indicates that the grandparents are still alive and currently residing in Japan. The use of "have lived" suggests that they have been living in Japan for an extended period of time, possibly their entire lives up until now.

The correct answer is "had" because it indicates that the action of living in Los Angeles occurred before the action of moving to San Francisco. The word "had" is the past tense of "have" and is used to express possession or ownership in the past. Therefore, it implies that the brother possessed the experience of living in Los Angeles before he moved to San Francisco.

The correct answer is "have" because the sentence is in the present perfect tense, which is used to talk about past actions that have a connection to the present. "Have" is the present perfect form of the verb "to have" and is used to indicate that the speaker has visited Paris twice in the past, but it is still relevant or has an impact on the present.

The correct answer is "had." In this sentence, the speaker is referring to a past action of going to Paris. The word "had" is the past tense of the verb "have," which is used to indicate possession or experience. Therefore, "had" is the appropriate choice to convey that the speaker had already gone to Paris in the past.

Yuki speaks excellent English because she had studied English in school for many years before she came here. This implies that Yuki had already completed her English studies before arriving at her current location, which explains her proficiency in the language.

The correct answer is "will have been". This is because the sentence is referring to a future event (the 18th of next month) and the duration of their marriage up until that point (25 years). The phrase "will have been" is used to express an action that will be completed in the future. In this case, it indicates that by the 18th of next month, their marriage will have lasted for 25 years.