Kids have to take many after school classes． They _______ hard to study for good grades．（ ）
| A． |
push |
B． |
are pushed |
| C． |
are pushing |
D． |
have pushed |
This is my ____________day to be here．（ ）
| A． |
a second |
B． |
the second |
C． |
second |
People are supposed____________ hands when they meet for the first time in America．（ ）
| A． |
shaking |
B． |
to shake |
C． |
shake |
Work hard， ____________you'll catch up with your classmates next time（ ）
| A． |
and |
B． |
or |
C． |
but |
You can't ________ the bus until it stops（ ）
| A． |
get up |
B． |
get away |
C． |
get off |
Would you mind ____________down the music？ It's too noisy．（ ）
| A． |
to turn |
B． |
turning |
C． |
turn |