Tim  doesn’t  study ____as  his sister does .

--Don’t worry. My mother will look after your baby __________.   --Thanks a lot.

— There is a smile on Miss Gao’s face. She must be _______ with Sam’s work.— I think so. No one did as__ as him in our class.

Mike couldn’t find Kelly ____before the bus left, so he didn’t get on the bus.

Our history teacher is very ______ with us. He doesn’t allow us to be lazy.