He is a good science teacher but he often gives

He is good at his job but he seems to lack confidence.（英译中)

Zhang Ming is good ______ Chinese. He often helps ______ it.

Whats the mans good news？A．He is going to be a sociology teacher.B．He gets a train ticket

He is clever, but not very good at getting his ideas_____to us.A．acrossB．overC．aroundD．thr

After he left the university, he became a teacher, but later he ______ tojournalism.

He is so good that he never has to refer _____ his notes when he gives lectures .A.