The room is in a terrible mess; it （）（肯定沒打掃過）.

Mark often（）(試圖逃脫罰款) whenever he breaks traffic regulations.

Most doctors recognize that medicine is as much（）(是一門科學(xué)，也是一門藝術(shù)).

Although punctual himself, the professor was quite used（）(習(xí)慣了學(xué)生遲到) his lecture.

There’s a man at the reception desk who seems very angry and I think he means（）(想找麻煩).

The ship’s generator broke down and the pumps（）(不得不用手工操作) instead of mechanically.

By the time you get to New York, I（）(已經(jīng)動(dòng)身去) London.

His remarks left me （）(想知道他的真實(shí)目的).

It may be necessary to stop（）(每隔一定時(shí)間) in the learning process and go back to the difficult points in the lessons.

Everybody knows he（）（受到了冤枉指控）.