Hello， are you Mr． Morrison？

Yes． That's _______________．（　　）

A．himB．meC．youD．us

Please stay with me this weekend．

I'm sorry， but my father and I planned _________ Beijing a long time ago．（　　）

A．visitB．visitingC．to visitD．visited

Keep quiet! I need complete__________ when I'm working．

Sorry， dad． I won't make any noise again．（　　）

A．trustB．silenceC．controlD．strength

Some people don't show their talents at the very beginning．

I agree． Even Einstein ____________ read until he was seven．（　　）

A．can'tB．mustn'tC．couldn'tD．needn't

The flying squirrel might be one of __________ animals you could meet during the trip．（　　）

A．strangeB．stranger

C．strangestD．the strangest