1. How many times you (be) to London this year?

ð ___________have you been__________

2. The two girls (play) chess over there are my classmates.

ð _____________playing________

3. We must take an umbrella. It (rain).

ð ___________is going to rain__________

4. The guests (arrive) while I (still / cook).

ð ____________arrived/still cooking_________

5. The rice-cooking festival (hold) every two years.

ð ___________is held__________

6. I often (climb) trees when I was a little girl.

ð __________climbed___________

7. Two miles (be) enough for her to go jogging every morning.

ð _________is____________

8. I’m very bored. My mother always (complain) about her housework.

ð _________is always complaining____________

9. Fred would like (admit) to the college.

ð ___________to be admitted__________