The children will have to ( 　)their play-time hours when school opens.

A.ran over

B.ran out of

C.ran into

D.ran up to

A. manageable

B. controllable

C. tolerable

D. perceivable

A.limitations

B. restraint

C. requirements

D. restrictions

A. Each

B. Either

C. Any

D. One

A. accurate

B. precise

C. exact

D. perfect

A. occasionally

B. consequently

C. successively

D. subsequently

A.being developed

B.developing

C.developed

D.to be developed

A.people can do what

B.people cannot do what

C.can people do what

D.can't people do what

A.were

B.would be

C.had been

D.will be

A. does

B. takes

C. makes

D.gets