I didn’t go to bed_________my mother came back last night.
A. though B. until C. if.
If it doesn’t rain tomorrow, Bob ______hiking with his friends.
A. will go B. goes C. won’t go
-- Can you go to the movies with me this Sunday?
-----_______ I have to help with housework at home.
A. Yes, thank you
B. Sure, I ’ d like to
C. Sorry, I can’t.
My sister likes sitcoms because they can make her ______relaxed.
A. to feel B. feel C. feeling
This shirt is too expensive for me, can you give me a _____one?
A. cheaper B. more expensive C. lower
Some scientists think robots will _______talk like humans in the future.
A. can B. may C. be able to
