—_____ do you go to the zoo with your brother?
—Three times a month.
| A．How long | B．How often | C．How old | D．How much |
Man is short ________ water mow. So something must be done to stop people _________ wasting it.
A. of; from B. for; from C. for; to
We should have ________ in ourselves We will make it if we try our best.
A. success B. confidence C. progress
---What is that? Is it an English learning machine?
---Yes. It ________ us to improve our English.
A. is used for helping B. used to help C. used to helping
Yesterday morning, when I got home, my son ________.
A. slept B. was sleeping C. is sleeping
---Where would you like to go for a vacation?
---I’d like to go ________.
A. somewhere interesting B. interesting somewhere C. interesting anywhere