Sometimes the smooth surface of the West Lake really like a mirror．（ ）
A．smellsB．looksC．soundsD．tastes
Do you know the man ____________ spoke at the meeting just now？
No， I don't know．（ ）
A．whatB．whoC．whichD．whose
Mum， it's too hot． ________ I swim in the lake？
No， you ___________． That's too dangerous!（ ）
A．Should； can'tB．Need； mustn't
C．Must； needn'tD．Could； mustn't
Tom， __________ the umbrella with you． Look at the dark sky， it's going to rain．
Thank you， Dad．（ ）
A．takeB．wearC．useD．make
I called you last night， but nobody answered． Where were you then？
Oh， I ____________ my pet dog in my yard．（ ）
A．walkedB．was walking
C．am walkingD．will walk
They'll succeed in working out the problem because they never ____________．（ ）
A．wake upB．give upC．look upD．make up