在线求指导：用所给词的适当形式填用所给词的适当形式填空.l.Don'tplaywhile(eat).2.It's(usual)fora7-year-oldboytoworkoutthedifficultproblem.3.Whojumps(high)inyourclass?4.Whydon'tyoutry

Question

在线求指导：用所给词的适当形式填

用所给词的适当形式填空.
l.Don't play while _____ (eat).
2.It's_____ (usual) for a 7-year-old boy to work out the difficult problem.
3.Who jumps_____ (high)in your class?
4.Why don't you try_____ (ride) a bike to go to school?
5.Keep_____ (work) hard until you make it.

Answer 1

l.eating   2.unusual   3.(the) highest    4.riding   5.working