Jack is busy _____ (work on)some math problems.
Jack is busy _____ (work on)some math problems.
work out math problems 中文翻译?
working on math ,whysics problems
First,some math problems are hard ,so they can't work ____ou
选择,can he work [ ] the math problems?A.in B.on C.out
-jack is busy packing luggage -yes he___for America on vacat
This math problems is not so --------(easy) i can work it ou
I'm busy with some house work ---?----.which is wrong?
There is a house _____(work) on the ground.
---This Math problem isn’t easy for Jack to work out, is it?
几道句型转换. Jack does some work on the farm every month.改为一般疑问句)
Peter found ______ difficult to work out math problems.