小题1:If visitors cannot see the animals, the animals may be______.

A．playing

B．eating

C．acting

D．sleeping小题2:Jack is eight years old. He goes to the zoo with his 58-year-old grandfather．How much should they pay for visiting the zoo?

A．$18.

B．$22.

C．$28.

D．$32.小题3:What should we do in order not to frighten the animals?

A．We should ride bikes.

B．We should keep quiet.

C．Ｗe should feed the animals.

D．We should keep the zoo clean.

She was so angry at ____ he was doing __ she walked out without a word.

A．what; that

B．that; what

C．that; that

D．what; what