A: ____ boys and girls are there in your class? B: There’re 21 boys and 20 girls.
They managed ________ the work on time. A. finishing B. finished C. to finish
The physics problem is very difficult. Can you ________? A. work out itB. work it out C. work it on
This computer is the best one ____ the shop, but it is also the most expensive ___all the computers.
—Mum, could I have __________ bread? —Of course.
----What’s your best friend like? ----________________________