It's time for class，please _______ quiet.
A. is B. be C. are D. am
Let's _____ hard at English.
A. to work B. Works C. working D. work
We go to school _____Monday _____Friday.
A. from, on B. in, to C. on, on D. from, to
It's about ________ kilometers.
A. eight thousand hundred and fifty-eight B. eight hundred four thousand fifty-eight
C. eight thousand four hundred and fifty-eight D. eight thousand four fifty hundred
---Have a good trip! ---______________
A. Yes, I know. B. You’re very kind.
C. Thank you. D. Would you like to go with me?
Mr. Smith’s son is ___ 16-year-old young man and he studies at ___ middle school in America.
A. the; the B. the; a C. a; the D. a; a
