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