She looks very happy. She ______ have passed the exam.—I guess so. It’s not difficult after all.

Communication along with informationindustry __ an important part in modern times.

It is strange that such a thing ________ in your school.[ ]

Jenny, I can’t go hiking with you __________ I have to help my mum with housework.

115 The young man _____ in a red jacket isour history teacher