----What do you think of our school basketball team?
----They’re going to lose the match______ they improve their skills.
A. unless B. until C. if D. as
Both pianos and violins are musical ________used a lot in Western music.
A. performances B. instruments C. talents D. bells
The plane hasn't arrived yet. Could you tell me_______?
A. when will the plane arrive B. why the plane is late
C. how is the plane late D. that the plane arrives
---Excuse me, sir. When can we have a swim in the pool? ---Not until it _______ next month.
A. repairs B. will repair
C. is repaired D. will be repaired
______ role she played in the film! No wonder she has won an Oscar．
A. What an interesting B. How an interesting
C. What interesting D. How interesting
The elderly couple a walk outside at this time yesterday. Nobody knows when they went back.
A. was seen taking B. were seen taking
C. were seen to take D. was seen took
