1. i...nha trang when i was a child
A.vistit B. visited C.will visit D. have visited
2. he... to the USA so far
A. is B. was C. will be D. has been
3. Tim: i feel itchy and my nose is running. Doctor:
A.wash your hair more
B. i think you have a stomachache
C.drink more water. eat less meat
D. i think you have a stomachache