My mother was washing the dishes ________ I was playing the piano at that time.
A.since B.while C.until D.unless
Please ________ your notes once again before doing your homework.
A.going over B.went over C.go over D.to go over
Don’t jump to a conclusion! You’d better ________ the problem first.
A.discuss B.to discuss C.discussing D.discussed
Tony had a high fever and coughed a lot, ________ his parents took him to hospital at once.
A.for B.but C.or D.so
The old man lives happily with his three dogs. He considers ________ of them as part of his family.
A.neither B.none C.both D.all
To win the game, we ________ build up our hope and confidence and practice harder.
A.can B.need C.should D.may
