1.He _______ ever ________ (be) to the
amusement park several times.
2. I’m sorry I didn’t finish ___________ (write) my composition.
3.I have been ________ (skate) for two hours.
4.________ you ________ (teach) us computer
science next year.
5. I went there last year and _________ (fall)
in love with it.
6.They ___________ (fly) to the moon in ten
years.
7. I will go to the water park if it
__________ (not rain) tomorrow.
8.When Mr. Cook got home, his son ___________
(listen) to the radio.
9.The old man makes a living by ________
(sell) vegetables.
10.The box is too heavy. I’m not strong enough _________ (carry) it.