I wonder________ he will come back tomorrow.
A．unless B．if C．though D．even
—Did you find your lost key?—No, but I think ________ must have picked it up.
A．nobody B．somebody
C．anybody D．everybody
Something is wrong with my PDA.I will get it ___________ .
A. repair B. repairing
C. to repair D. repaired
The woman you saw at the park ________ be Jane. She is at work now.
A．must B．might C．can D.can't
They ________ next Monday.
A．gets married B.got married
C．gotten married D．will get married
Teenagers should try_______best to get good grades and not let their parents or teachers _________
A.them, down B.their ,down
C.them’s , happy D.their, happy
