問題詳情:
What’s__________ over there? There are so many people.
A. happen B. happened C. happens D. happening
【回答】
D。考查現在進行時。由語境中“There are so many people”可知此處問“那邊正在發生什麼事?”故選D。
知識點:動詞時態
題型:選擇題