1 . While AI enthusiasts promise us a bright future ____________________, these undoubted benefits also bring concerns and fears. (根据句意填空)

2 . I won't be free this Sunday morning. I ________a friend off at the airport.

A．saw

B．will have seen

C．am seeing

D．will be seeing

3 . While AI enthusiasts promise us a bright future where intelligent robots ________ (work) to our advantage, these undoubted benefits also bring concerns and fears. （所给词的适当形式填空）

4 . —Do I have to bring my camera tomorrow afternoon?
—I think so. We _______ the Botanical Garden then.

A．will be visiting	B．are visiting
C．have visited	D．visit

5 . You’d better not call the manager between 7 and 8 this evening, for he ________ an important meeting then.

A．will be having	B．would have
C．will have	D．will have had

6 . —Will you come over to Beijing next summer?
—I’d like to, but my family ______ London that summer.

A．are visiting	B．are to visit
C．will be visiting	D．will visit

7 . — I’ll come to attend your lecture at 10p.m. tomorrow.
— I’m sorry, by then the lecture will have ended and I _____ my guests in my office.

A．will meet	B．am about to meet
C．am to meet	D．will be meeting

8 . This time tomorrow we_____in the classroom，having an English lesson．

A．will sit	B．will be sitting
C．are sitting	D．are to sit

9 . -Are you free tomorrow evening?
-Sorry, I’m afraid I ______a friend off then.

A．was seeing	B．will have seen
C．will be seeing	D．have seen

10 . Better not call the manager between 8 and 9 this evening, for he_________ an important       meeting then.

A．will have

B．would have

C．will be having

D．will have had