A bright idea suddenly struck me _____ I could use the money I saved to help a poor student in the countryside.

I once got lost during my first visit toBeijing.– Oh, did you You ____ me as your guide.

What’ s the matter? —— The shoes don’ t fit properly.They＿＿＿＿my feet

Teachers ask us to remember that ______ careful we are, ______ mistakes we will make.

Miss Wang, I didn’t catch what you said. Could you tell me _______ again — OK.