问题

I’m losing my eyesight, I’m afraid.—To finish this book, you ______ in front of your computer too long

A:work
B:are working
C:have been working
D:worked

正确答案是：

同类题型

Lucy is a very optimistic girl______ she is faced with difficulties, she always sees the bright side

It was a pity that the great writer died _______his works unfinished.

I don’t understand_________ with me.— I’m sorry. But I was doing my homework.

Where did the accident happen —It was at the post office near the MansionFriendship ______ the peace talk would be held

下列加点词的意义和用法均相同的一项是(　　)