I really don’t know ___________________.
The young man used to _______ to work,but he is used to _______to work now.
—I hear that Huang Gang made an English speech contest last week. ---____________and ___________.
Do you think _________ should be allowed to drive?
Tom, your hair is too long. Would you please get your hair _______.
-I think students should be allowed _______ homework with friends.-I disagree. They talk instead of ________ homework.