—What a pity! Their experiment is a failure.—They ________ better under more favorable conditions.

I couldn't have got to the meeting on time - _______ an earlier train . 

（2014年安徽省合肥市高三第三次教学质量检测）29. Whenever we went to my uncle's house, we ______ play in the garden.

The old lady insisted that her daughter ____ still alive and that she ____ at once. 

. ----You just think of yourself! You kept me waiting for at least three hours．----I am sorry that you _____ think so.