My father _______ glasses for more than three years.

What a pity! I hear they _______ the tickets for the concert.

用所给动词的适当形式填空。
1. His father stopped ________ (work) because of his illness.
2. Mary often helps her moth _______ (do) the housework after school.
3. Project Hope _______ (train) many teachers so far.
4. He _______ (listen) to music when we called him that evening.
5. We _______ (learn) two thousand English words in the last four years.
6. My old grandfather has come here _______ (take) his bag back.
7. There is a group of children _______ (play) football on the playground.

—Where is your father?
—He ______ to Australia on business.

We ______ each other since the year of 1948.

I______to Beijing. I______ there last year.?

The famous writer______one new book in the past two years.?

—Our country ______ a lot so far.?
—Yes. I hope it will be even ______.?

We______Xiao Li since she was a little girl.?

—I'm sure you          the tickets in the office.  Hurry up to get them!        
—Sorry, wait a minute, I'll get them at once.