Now all passengers show their ID cards and go through the safety check before they take a train.
| A．would | B．may | C．could | D．must |
-- What do you think of her acting skills? ---Oh, no one does_______．
| A．good | B．well | C．better | D．best |
She told us that her brother ______ the Army for 3 years.
| A．had joined | B．had been in | C．joined | D．has been in |
---Are the new rules working? ---Yes. _______ books are stolen.
| A．Few | B．More | C．Some | D．None |
--- Look! What's in_______ sky?
--- Oh, it's _______ UFO. I wish I could fly in_______ space some day.
| A．the; an; / | B．/; a; the | C．the; a; / | D．/; an; / |
–– Would you like to play table tennis with us after school?
–– _________.
| A．That’s all right | B．That’s right | C．I hope you can go | D．Yes, I’d love to |