UNICEF_______ clean water and food _______ poor children in many countries.
| A．provide, to | B．provides, for | C．provides, to | D．provides, with |
We are not sure if it _____ tomorrow . If it _____, we won’t go hiking .
| A．rains ; rains |
| B．will rain; will rain |
| C．will rain ; rains |
| D．rains ; will rain |
Some of my friends are interested in science, but none of them can tell ________.
| A．when UFOs appeared next time |
| B．that horses know the way or not |
| C．where was this kind of plant found |
| D．how elephants communicate |
______ your English teacher ______ you ?
| A．Do, strict in |
| B．Does, strict with |
| C．Is, strict with |
| D．Is strict in |
They were talking about the persons and things _______ they saw in the factory.
| A．which | B．that |
| C．what | D．they |
Not only the students but also their teacher_______ the Great Wall before.
| A．have been to | B．has been to |
| C．has gone to | D．went |