---How often do I need to feed the birds?
---They______ food every day, or they will be hungry.
| A．must give | B．mustn’t give |
| C．must be given | D．mustn’t be given |
—Jim, how do your parents like country music?
—______ my dad ______ my mom likes it. They both like country music.
A. Either...or
B. Not only...but also
C. Neither...nor
—What about going swimming this afternoon?
—You ______ be joking! Don't you know I'm afraid of water?
A. may B. can C. must
Something _____ in our hometown since 2014. Now it ______ very modern.
A. is changed; is looked
B. has changed; looks
C. changed; looks
—How many teachers are there in your school?
—______ them ______ over one hundred.
A. The number of ; is
B. The number of ; are
C. A number of ; are
On Fridays, I often ______ with my sister and watch Running Man at home.
A. show up B. come up C. stay up