5.7新东方五年级新概念全能 每日一练

1）— May I go to the cinema, mum?

     — Certainly. But you _____ be back by 11 o'clock.

     A. can     B. must    C. need

2）Mrs. Green is out. I have to _____ her baby.

     A. look around   B. look up   C. look after