Question

【题目】When he the door, he found his keys were nowhere.

would open B. opened C. had opened D. was to open

Answer 1

【答案】D

【解析】考查非谓语动词。动词不定时的用法。句意为：当他要打开门的时候,他发现他的钥匙不见了。动词不定时表示将要发生的动作。