Tom. Mary can’t open the box. can you give ______ a helping hand?

When did the Shanghai Expo open?—_____ May lst, 2010.[ ]

He would ratherhis life ratherdamage done to state property.

Millie is a good swimmer, and she can swim _____ a fish.[ ]

Who taught _______ Chinese, Jerry?－_____ classmates. They helped me a lot.