If you have questions,you should ask the teacher _________help.
| A．from | B．on | C．for | D．to |
—_______ to keep our classroom clean and tidy.
—You are right.
| A．That’s our duty | B．This is our duty |
| C．It’s our duty | D．The duty is |
I can do many kinds of housework ___ cooking. I’ll learn it from my mother.
| A．for | B．without | C．except | D．between |
He eats _______ food, so he is _______ fat.
| A．much too; too much | B．too much; much too |
| C．much too; the many | D．too much; too many |
—Would you mind _______?
—Not at all.
| A．provide help for us | B．provide us with help |
| C．providing help for us | D．providing us for help |
—Must I take the medicine every day?
—No, you _______.
| A．must | B．mustn’t | C．needn’t | D．can’t |