What ____ you _____ at that time last night?
| A．did; do | B．were; doing | C．are; doing | D．was; doing |
In summer, there is plenty of rain for the grass to grow.
| A．enough | B．many |
| C．a few | D．a lot |
Which is the best table tennis player in China now?
— Do you know _________? — Next Monday.
A. when will he come back
B. when he will come back
C. when he came back
____of the food on the table was eaten by the boys.
A. Third fourth
B. Third fourths
C. Three fourths
— Hi, Jack. Would you like to go to Hawaii for the summer holiday?
— I’d love to! Though I __________ there twice.
A. am B. will be C. have been