Our teachers always tell us that we must to calm down when a natural disaster happens.

A. tell ourselves B. tell yourself

C. say to ourselves D. say to yourself

We were swimming in the lake the storm suddenly started

A. until B. while C. when D. before

I didn’t know if ______was around me.

A. someone B. anyone C. no one D. everyone

After the earthquake, Amy's mother tried to .

A. calm down her B. calmed down her

C. calm her down D. calmed her down

—What do you think of her teaching English?

—Great! No one teaches ______ in our school.

A. good B. worse C. best D. better

There will be a heavy storm ___________ this evening.

A. with thunder and lighting B. had thunder and lighting

C. had thunder and lightning D. with thunder and lightning

—What ________ the number of the students in your school?

—About two thousand.A number of them ________ from the countryside.

A. is；are B. is；is C. are；is D. are；are

There are _____visitors to the wetland park every year.

A. thousand of B. thousands of C. three thousands D. three thousands of

—May I take this magazine out of the reading room?

—No, you _______. You must read it here.

A. mightn’t B. won’t C. needn’t D. mustn’t

At first, the woman felt a slight shake________ her body.

A. from B. across C. through D. over