你欢迎别人返校，应该说：
| A．How are you? |
| B．Happy Women’s Day! |
| C．Good morning! |
| D．Welcome back to school！ |
( ) There __________ an earthquake (地震）in Lushan on the 20th of April.
A. is B. was C. is going to be
( )—Where is Mark?
—Look, he ___________ in the garden.
A. ran B. is running C. runs
( )—Thank you very much.
—_____________
A. You’re right B. All right C. You are welcome
( ) It is an _____________ day, we are all very _____________.
A. excited ； exciting B. exciting； exciting C. exciting； excited
( ) Last week, they _____________ a _____________ race.
A. had; running B. have； running C. had; runing