—IsTominthenextroom?—Well,it’shardtosay.ButIheardhim   ...

問題詳情：

—Is Tom in the next room?

—Well, it’s hard to say. But I heard him        loudly when I passed by just now.

A. speak                                              B. to speak

C. spoken                                            D. speaking

【回答】

 D  結合語境及邏輯可知，應是經過時聽到湯姆正在説話，hear sb. doing sth. 意為“聽見某人正在做某事”，為固定用法。

知識點：動詞和動詞短語

題型：選擇題