After three hours’ climbing , they reached they thought was the place they’d been dreaming of .
| A．what | B．which | C．where | D．that |
With doubts _______ through my mind, I felt it necessary to carry out a research.
| A．to run | B．run |
| C．running | D．having run |
Every Monday, my English teacher would cheerfully ask me _______ my weekend had been.
| A．that | B．if | C．what | D．how |
---The zookeeper was really annoyed with me.
--- How could he have been if you _______ stones at the animals?
| A．didn’t throw |
| B．don’t throw |
| C．hadn’t thrown |
| D．haven’t thrown |
---Do I have to bring my camera tomorrow afternoon?
---I think so．We _______ the Botanical Garden then.
| A．will be visiting |
| B．are visiting |
| C．have visited |
| D．visit |
We have an adviser on hand in this activity _______ you have any worries or problems.
| A．when | B．now that |
| C．though | D．in case |