下列()为岩浆岩。()
A. 花岗岩
B. 辉绿岩
C. 砾岩
D. 板岩
Your clothes ______ tobacco smoke.
A. smell out
B. give out
C. give in
D. smell of
If they would come, he ______ Martin buy this equipment.
A. shall help
B. would help
C. must help
D. may help
I want to talk over the report with you _______ sending it to Mr. Smith.
A. before
B. after
C. then
D. later