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－Is your father a Party member?

－Yes, he ________ the Party three years ago. He a Party member for three years.

[　　]

A．joined; has been

B．has joined; has been

C．was joined; is

D．joined; was

－David has made great progress recently.

－________, ________and ________.

[　　]

A．So he has; so have you

B．So he has; so you have

C．So has he; so you have

D．So has he; so have you

－Oh, I had a terrible toothache.

－You'd better ________ see a doctor and have your had teeth out.

[　　]

－How do you write with your new pen?

－________.

[　　]

－Must I come at four o'clock?

－Oh, no, you ________.

[　　]

－Could you tell me ________ you've been here?

－Since last year.

[　　]

Do you know about Florence Nightingale?

－Yes, she was well-known ________ a nurse in England her kindness to the sick and wounded soldiers.

[　　]

－Each year, ________ fishes are killed by the polluted water and many people are made sick by the polluted air.

－So we should do something to stop it!

[　　]

－It's a long story, but you can hardly find new words in it.

－Good! ________ it will be too hard for children.

[　　]

－Are you sure you have to? It's been very late.

－I don't know ________ I can do it if not now.

[　　]