We saw flowers and trees everywhere.       

 —Does Jason feel _________ in his new school?—I don’t think so. He has already made a few friends there.

The American boy is only four years old. He can swim            the lake.

--How about going to school by boat, Lilei? --Good idea. That must be ___________than taking a bus.

-Do you know that Armstrong got his flying license in his_______, even before he could drive a car! -That's amazing. He is a_______ pilot.