The five young firefighters _________ to put out the big fire.

．—______ I lock the lab before I go home—Don’t bother．I’llcheck it myself later．

Alvin, are you coming with us?—— I’d love to, but something unexpected _______

It’s _________ to stay at home.I don’t like it.

The members in the testing team were quite____and could change their schedule upon request.[ ]