He always brings me a pretty gift ____ he comes to visit me.
| A．by the time | B．sometimes |
| C．every time | D．at times |
I’ve already told you that I’m going to buy it, ________.
A. how much does it cost B. no matter how it costs
however does it cost much D. however much it costs
They pretended ________ hard when their boss passed them.
A. to work B. being worked
to be working D. working
— Mary, let’s go to the lecture by Hawking, which is said to be very interesting.
— I’d like to, but I ________ finish the report first.
A. can B. may
must D. shall
After being broadcast on TV, the news was known by all ________.
A. at any time B. in no time
all the time D. at one time
It occurred to me ________ Jack might be interested in the problem we had discussed.
A. what B. why
how much D. that