Many people agree that________knowledge of English is a must in________international trade today.
The book ___ to me is very interesting.
Millie gave ________ a baby cat yesterday that hurt _________ when it fell from the tree.
In the playground I saw a boy ___ I thought was your brother.
--- Mr Wang, I have trouble _______ the text.---- Remember ________ it three times at least.
---- Will you answer the telephone? It ________ be your mother.---- Sorry, I _______. I’m very busy.