If it were not for the fact that Anne _______ ill, I would invite her to answer my question now.
He has got himself into a dangerous situation ______ he is likely to lose control over the plan.
______, the concert began.
---- You shouldn’t have gone there alone last night. ---- But I ______, because Xiao Wang went there, too.
---- There is a lot of smoke coming out of the teaching-building there. ---- Really? It _____ be a fire, most probably.
If you don’t wait _______ the red light, you will be punished by the policeman.