you seen ______ workers passby— Yes, I’ve seen ____ them.

I could ____ he was surprised from theexpression on his face．

We were about to go out for a walk ______ it began to rain

The houses for the low-income fnext year。

I’d appreciate _________ if you would like to teach me how to use the expression once more and I always appreciate _________ me with my English in the past.