.– Shall we take a walk outside – Sorry, I’m too busy ______ for the coming exam

What is concerning us greatly is ____ the workers heldup in that area yesterday will be set free

Though he worked ____, he still _____ make any progress.

Does your aunt only have a piece of bread for supper–Yes. She eats a little . She looks slimmer than before.

I’m going to Thailand this summer holiday.—