I'll go to visit my aunt in England the summer holidays start．（ ）
A．sinceB．untilC．as soon as
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 |
An earthquake happened in Songyuan， Jilin________ the morning of May28，2018．（ ）
| A． |
on |
B． |
in |
C． |
at |