They didn’t continue to climb up the mountain __________ the bad weather.
| A．because | B．because of | C．as a result | D．in fact |
We believe scientists will ______ a way to solve the problem of air pollution.
| A．come up with | B．catch up with |
| C．come out | D．come up |
The window was broken. Try to ______ who has broken it.
| A．find | B．look |
| C．find out | D．look for |
—Did you take ______ one-day trip to the West Hill last Sunday?
—Yes. It was fantastic! It’s _______ most delightful trip I’ve ever had.
| A．a; a | B．an; a | C．a; the | D．an; the |
—Can you tell me ______?
—He is outgoing and friendly.
| A．what your brother likes |
| B．what your brother is like |
| C．what does your brother look like |
| D．how does your brother like it |
—Why do you like the panda best in this zoo?
—Because it’s the only animal ______ comes from China.
| A．what | B．that | C．who | D．/ |