题目内容

—I have got a headache.
—No wonder.You___in front of that computer too long.
A．workB．are working
C．have been workingD．worked
C
现在完成进行时表示动作从过去某一时间开始，一直延续到现在，可能还要继续下去。根据所提供的情景“I have got a headache.”可判断出由于在电脑前连续工作而造成了头痛，故选C项。一般现在时表示经常性的动作或存在的状态；现在进行时表示正在进行的动作或存在的状态；一般过去时表示过去发生的动作或存在的状态。
练习册系列答案
相关题目
— The food here is nice enough.
— My friend ______ me a right place.
A．introduces B．introducedC．had introduced D．was introducing

—I hear Jane has gone to the Holy Island for her holiday.
—Oh, how nice! Do you know when she______________?
A． was leavingB． had leftC． has leftD． left

—What did you do last night??
—I______________my homework but nothing else. ?
A．didB．was doingC．has doneD．had done?
—Did you see a man in black pass by just now?
—No,sir.I___a newspaper.
A．readB．was reading
C．would readD．am reading
They became friends again that day.Until then,they_____to each other for nearly two years.
A．didn’t speakB．hadn’t spoken
C．haven’t spokenD．haven’t been speaking
If Newton lived today,he would be surprised by what_____in science and technology.
A．had discoveredB．had been discovered
C．has discoveredD．has been discovered
----You’re drinking too much.
----- Only at home. No one ______ me but you.
A．is seeingB．had seenC．seesD．saw
--- Who’s the man over there?
　--- It’s Jack.
　--- Oh? ______ in Italy.
A．I think he’s
B．I’ve thought he’s been
C．I thought he was
D．I’d thought he’d been

违法和不良信息举报电话：027-86699610 举报邮箱：58377363@163.com

精英家教网