Old people must ________．

A．be spoken to politely

B．speak to polite

C．be spoken politely

D．speak polite

The number of ________ in our class ________ fifty．

A．student, is

B．the students, are

C．the students, is

D．students, are

Stop ________ so much noise!My father is sleeping．

A．to make

B．making

C．to hear

D．hearing

We’ll go for a picnic if it ________ this Sunday．

A．won’t rain

B．isn’t raining

C．doesn’t rain

D．don’t rain

My watch doesn’t work．I must have it ________．

A．repaired

B．repairs

C．repair

D．repairing

The ticket is on the floor, please ________．

A．pick up it

B．look for

C．pick it up

D．look it up

The little girl was too frightened ________ a word．

A．not to tell

B．not to say

C．to tell

D．to say

If you still have any other questions, please ________ your hands．

A．put up

B．put down

C．put on

We are not sure if it ________ tomorrow．If it ________, our sports meeting will be put off．

A．will rain; rains

B．rains; will rain

C．will rain; will rain

He ________ our school for two weeks．

A．left

B．has left

C．has been away from