You can only borrow two books ____________ if you don’t have a library card.
A. at the same time
B. at one time
C. from time to time
D. at a time
---Is your father a teacher?
---Well, he _______.
A. used to B. was used to
C. used to be D. is used to be
In front of the classroom building ___________ two tall trees.
A. is B. are C. has D. have
---I don't like the music because I can't sing along with it.
---Me, _______.
A. either B. too C. also D. can’t
--- Mum, have you seen my mobile phone?
--- _________ you bought last week? I’m sorry I haven’t seen _________.
A. One; it B. The one; it
C. One; one D. The one; one
________ do they try their best to support the football club for?
A. Why B. How C. What D. Which