1 He has promised to help me study English, but he backed out when he found my English was really bad.
2 Hereare many small towns worth being visited.
3 They are often confused by what their leader said.
4 The girl has great difficulty in solving the physical problems.
5 These printers are always breaking down.
6 He would continue tocarry on his plan.
7 He failed to pass this Engliash exam.