| 动词填空， 用括号内所给动词的适当形式填空。 |
| 1. Xiao Li promised to chat with me on the Internet, but so far he __________ (not do) so. 2. At the moment we have too much to do __________ (think) of doing anything else. 3. Last Friday afternoon the young man __________ (hurt) in the traffic accident which happened on the highway. 4. Sound __________ (travel) through air at a speed of about 340 metres per second. 5. Food cannot __________ (keep) properly in a fridge at an unsuitable temperature. 6. The snow __________ (stop) when she woke up and the sun was shining brightly. 7. Every one of us was excited, for in a few minutes we __________ (see) Liu Xiang appear on the sports ground. 8. The Women's World Cup __________ (not begin) until 1991 when China hosted it in Guangzhou. 9. Understanding yourself is very important to __________ (build) self-confidence. 10. On Earth, gravity keeps our feet on the ground and makes anything we drop __________ (fall) towards the ground. |