Use the correct form of verbs in brackets.
1. In all the world, there (be) __________ only 14 mountains that (reach) __________above 8,000 meters.
2. He sometimes (come) __________ to see his parents.
3. My grandfather never (fly) __________ in an airplane, and he has no intention of ever doing so.
4. We just (decide) __________ that we (undertake) ____________ the job.
5. Right now I (attend) __________ class. 
6. That book (be) __________ on the table for weeks. You (not read) _________ it yet ?
7. David (wash) __________ his hands. He just (repair) __________ the TV set.
8. You (be) __________here before? 
9. We never (meet) __________ him. We don't know what he (look) __________ like.
10. It (rain) __________ hard. We can't do anything until it (stop) __________