题目内容
I have no idea what _____ while I was asleep.
| A．has happened | B．could happen | C．had happened | D．happened |
D
解析试题分析:考查动词时态。从语境可知发生的事情应该是在说话人睡觉期间，应该用一般过去时，而C选项过去完成时需有过去的时间或过去的动作做对照才可以使用， B选项表示将来可能发生，不合句意，故D选项正确。句意：我不知道当我睡着的时候发生了什么事情。
考点：考查动词时态。
中考解读考点精练系列答案China ______ a lot of people moving to urban areas in the last 20 years. However, many migrants left their families behind.
| A．saw | B．sees | C．has seen | D．had seen |
--Jack! I have left my key to the office at home.
-- Don’t worry. I _________ it for you. Wait a minute.
| A．get | B．am going to get | C．will get | D．am getting |
What you learn today ______ of practical use when you hunt for a job.
| A．is proved | B．proves | C．will be proved | D．will prove |
Mr. Brown ______ his office an hour ago and he is still on his way home.
| A．left | B．leaves | C．is leaving | D．was leaving |
If you can’t understand these sentences, your constant lack of handing in homework ____.
| A．will blame | B．is blamed | C．is to blame | D．is blaming |
Look at the timetable. The flight to Shanghai _____ off at 10:00.
| A．is taking | B．takes | C．will be taken | D．will take |
---- How about your last weekend?
---- It was boring. I______ anything.
| A．can’t do | B．hadn’t do | C．haven’t do | D．didn’t do |
It’s great that all the visitors who _______ on the island were saved.
| A．trapped | B．have been trapped | C．had trapped | D．had been trapped |