--I can't stop smoking, doctor. --For your health, I'm afraid you_______.
A. may B. can C. have to D. need
The roller coaster moved ____high speed and they were screaming and laughing _____ the ride.
A. in; through B. at; through
C. in; during D. at; over
—May I come in? I’m sorry I’m late.
— Come in, please. But could you please tell me _______________?
A. why you are late again
B. what were you doing then
C. who you talked with
D. how do you come to school
Work hard, you can’t _______ your dream.
A. and, come true B. or, come true
C. and, realize D. or, realize
— Where ’s your mother ?— She ____ Shanghai . She won’t be back ___ next week .
A. has gone to, until B. has been to, until
C. has been to ,after D. has gone to, after
The life we were used to ____________ since our grandfather died.
A. changing B. changed
C. has changed D.change
