The Caspian Sea is 1，025 meters________．
| A．low |
| B．deeply |
| C．deep |
| D．high |
I enjoy fresh air so always sleep with the window open ______ it is really cold．
| A．unless | B．when | C．if | D．Since |
—How was _________ dinner at Mike’s house?
—Great! Mike’s mum is _______ wonderful cook．
| A．a, the | B．the，a |
| C．the, the | D．a, an |
—Peter，is there anything else you want to know about China?
—Yes，I am still wondering __________ .
| A．how is Chinese paper cut made |
| B．how was the Great Wall built in ancient times |
| C．why the Chinese people like to play the dragon dance |
| D．why do the Chinese people eat rice dumplings at Dragon Boat Festival |
They were all very tired, but _______ of them took a rest.
| A．none | B．all |
| C．both | D．either |
---Have you decided which senior high school to choose?
—Not yet. I __________ go to Moonlight School.
| A．must | B．may |
| C．need | D．should |