—Do you think you will be able to finish your writing by five o’clock today? — ______. I’ll be busy with experiments all day.
If you __________ attend the party , you'd better leave now.
I don't know whether my sister will come or not, but if she __________ , __________.
Food supplies in the flood-stricken area __________. We must act immediately before there's none left.
Stand over there __________ you'll be able to see the oil painting better.
Please do me a favor—__________ my friend Mr. Smith to Youth Theater at 7:30 tonight.