More and more people have a low-C life and the air is getting much
than a few years ago.
A.clean | B.cleanest | C.cleaner | D.the cleanest |
—Are these buses?
—________________.
A.Yes, these are. |
B.Yes, they are. |
C.Yes, they aren’t. |
D.Yes, these aren’t |
— This is my ruler. _________ the blue pens?
— They are Helen’s.
A.What | B.How |
C.What about | D.Where’re |
I am not tidy, ________my brother is.
A.and | B.but | C./ | D.then |
Please call Mike _________ 235-0285.
A.for | B.at |
C.to | D.in |
What’s that ________ Chinese?
A.with | B.to |
C.in | D.at |