---Where is Taiwan?---It is_____the southeast of China and____ the east of Fujian.A. in; to B. to; to C.in; on
Danny,______ more careful or you will fall down.
____interesting experiment it is!
This book ___ be yours. Look! Here is your name.
Whose book is this? It’s not___ book,____ is over there
The problem is difficult few students can work it out.