Most of the evidence was destroyed in the fire.__________, it would be almost impossible to prove Jim guilty.
She won the first prize in the speech contest and __________surprised us.
Li Fang is very busy,__________she’s always helping others with their lessons.
—Helen must obey her parents.—Oh,she must,__________?
We must do the experiment carefully__________Miss Liu told us.
__________ everybody is here,let’s set out right away.