—It’s reported that 31 of the brave young men _________ in a big forest fire in Sichuan.
—I don’t know who they are, but I know who they are for.
A.were killing B.were killed C.killed
—Do you mind telling me ________?
—Of course. Remember “Keep Moving”.
A.if I can lose weight
B.where I can lose weight
C.how I can lose weight
Before you ask someone for help, find out _________ he is the right person for your problem.
A.since B.whether C.unless
—It’s a pity that _________ my teachers _________ parents allow me to swim alone.
—After all you are too young, safety first.
A.either; or B.neither; nor C.both; and
—Lucy, you can’t use the phone __________ we are far from the gas（天然气）station.
—Ok, I won’t do that again.
A.when B.though C.until
—A little bird entered through the open window to join us for dinner last night.
—Wow, that’s interesting! The unexpected guest ________ be welcomed.
A.will B.can C.must
