My parents are used to________ after supper.（ ）
| A． |
walk |
B． |
walks |
C． |
walking |
D． |
walked |
Most of the earth's surface ______ by water．（ ）
| A． |
is covered |
B． |
covers |
C． |
is grown |
D． |
grows |
Look， Cindy． The flowers in our classroom come out in one night．
That's fantastic! They are beautiful and colorful． They ______ nice．（ ）
| A． |
smells |
B． |
smell |
C． |
sounds |
D． |
sound |
Why don't the doctors stop ______ lunch？
Because they are busy ______ a patient．（ ）
| A． |
to have； to save |
B． |
having； saving |
| C． |
to have； saving |
D． |
having； to save |
I don't know how to ______ the old clothes．
You can give them away to the charity．（ ）
| A． |
hand in |
B． |
deal with |
C． |
take up |
D． |
clean up |
The photo makes me think of ______ trip to Hangzhou last year．
Yeah， we had ______ great time there．（ ）
| A． |
a；/ |
B． |
an； the |
C． |
the； the |
D． |
the； a |