The traffic is heavy these days. I ________ arrive a bit late, so could you save me a place?

We were all surprised when he made it clear that he ___ office soon.

Everyone _____ do his best for the modernizations of our country.

——How do you find the cake?  ——This cake is very sweet. You ______ a lot of sugar in it. 

 The manager demanded that the task ______ within a week.