用动词的适合形式填空。 |
1. He didn't know he __________ (own) the new computer already. 2. He offered __________ (help) us. 3. There are still some trees __________ (plant) 4. __________ (read) the instructions before you use the machine is necessary. 5. Don't you hear him __________ (sing) next door? 6. Have you seen a wallet __________ (lie) on the ground? 7. __________ (not know) his telephone number, I couldn't ring him up. 8. This is a book __________ (write) by Lu Xun. 9. Would you mind my__________ (open) the door? 10. My TV set needs __________ (mend). |