Only then_______ his mistakes.
| A．he realize |
| B．did he realized |
| C．did he realize |
| D．he realized |
-Who drew the picture?-Mary did. She can draw very well, _____she is only a______girl.
| A．although, four-years-old | B．however, four-year-old |
| C．but, four-years old | D．although, four-year-old |
There _____food and more people____100 years.
| A．will be fewer; in | B．will be less; after |
| C．will have fewer; in | D．will be less; in |
Tom wants to be_______ engineer when he _________up.
| A．an ; grows; | B．an; will grow |
| C．a; is growing | D．the; grow |
Look! A pair of sport shoes ________under the bed.
| A．are | B．is | C．were | D．was |
What’s this ___ Japanese（日语）?
| A．on | B．in | C．with | D．/ |