Don’t keep the boy __________ in the rain. He will fall ill.
Welcome to my family. _______ my father Jack and my mother Tracy. A. This isB. He is C. These are
I have a book. _______ book is in the bookcase. A. A B. An C. The
代表“英国广播公司”的是:____。
_________. Is this your pen?
Thank you _____ your help.