-What’s your plan for the summer holidays?-I’ve no idea, but I’ ve decided _____ at home and have a good rest first. 

—Are you going to help him?—Why  ___ I help him? He' s never done anything for me．

— Professor Smith, some students want to have a talk with you. ___ they wait here or outside?— Show them in now, please.

You ______ be serious! You’re actually going to lend him money again？.

You’d better put away the magazines you have read, for they _______ be of great use later.