_____ the environment is important for human beings.
| A．Take care of | B．Taking care of |
| C．Took care of | D．Take the care of |
— Is that Jack speaking?
—Sorry, he isn’t here. He ________the cinema with his aunt.
A．has gone to B．goes C．was going
— Must we get to the airport before 8 o’clock?
— No, you _____. The plane takes off at 12 o’clock.
A．mustn’t B．needn’t C．wouldn’t
—Do you know ______?
— A reporter, I think.
A．what the man in blue is
B．what is the man in blue
C．who is the man in blue
John fell asleep ______ he was listening to the music.
A．after B．before C．while
Each of us has to write a _____ report every two weeks.
A．two-hundred-word
B．two-hundreds-word
C．two-hundreds-words