Question

【題目】He began to __________ because every means _______ tried already.
A.lose heart; has been
B.lose heart; had been
C.lose his heart; was
D.lose his heart; had

Answer 1

【答案】B
【解析】考查動(dòng)詞詞組，時(shí)態(tài)與語(yǔ)態(tài)，句意：他開(kāi)始失去信心了，因?yàn)槊糠N方法都已經(jīng)試過(guò)了，lose heart心灰意冷，喪失信心，中間不能加物主代詞或冠詞；根據(jù)句意可知嘗試方法是在喪失信心之前，即“過(guò)去的過(guò)去”發(fā)生的事情，故要用過(guò)去完成時(shí)態(tài)，同時(shí)要注意使用被動(dòng)語(yǔ)態(tài)，故選B。