1. It's twelve o;clock, Nam. Let's.......home
A. go B. to go C. going D.goes
2. Tuan and I............badminton in the yard
A. playing B. is playing C. are playing D. am playing
3. This sign says " Stop ! " . We ............. go straight ahead.
A. can B. don't can C.must D. must not
4. They are going to New York.............plane
A. in B. by C.with D.on