Tom was scolded for coming late for school by the teacher.—, for he always comes late.

It is _____ he often fails in exams _____ makes his parents worried about him.

Once a year, people take part in “_______ Lights” activity to help save energy.

下列文学常识表述不正确的一项是

Every time she was in trouble, she went to him for help, as he said he ________ do anything for her.