Question

【題目】Our teacher ____ in our school for 20 years and he ____ here when he was 25 years old.

A. taught, comes B. taught, came

C. has taught, came D. has taught, has come

Answer 1

【答案】C

【解析】

試題分析：句意：我們的老師在我們學(xué)校已經(jīng)教學(xué)有20年的時間了，當(dāng)他25歲的時候他就來這了。第一個空是現(xiàn)在完成時，其結(jié)構(gòu)是have done的形式第二個空是when引導(dǎo)的時間狀語從句，時態(tài)保持一致，用一般過去時態(tài)。根據(jù)題意，故選C。