-------Let’s go to the concert this weekend.
--------________.I’ve heard my favourite pianist Lang Lang is coming.
A.Go ahead B. That’ s all right
C. Good idea D. I don’t agree
Online shopping, when properly , can save a lot of time ,money and energy..
A. done B. is done
C. having done D. to do
computers play an important part in people’s daily life , they still have some disadvantages.
A. Since B. As C. If D. While
He had his camera ready ________ he saw something that would make a good picture .
A. even if B.if only
C. in case D. so that
------ Could I use your car tomorrow morning ?
------ Sure .I a report at home.
A. will be writing B. will have written
C . have written D. have been writing
The secretary worked late into night, ________ a long speech for the president.
A. to prepare B. preparing
C. prepared D. was preparing
