People just wonder ________ that makes the housing price so high.
| A．what it is | B．what is it | C．why it does | D．Why does it |
Although the first part is easy the rest ____.
| A．is supposed difficult | B．are difficult |
| C．has proved difficult | D．could have been difficult |
. Rain and freezing temperatures ____ to make snow.
| A．combined | B．combine | C．combine with | D．combined with |
. The express No.12_____ at two pm.
| A．reaches | B．gets in | C．cuts in | D．knocks |
Our city has changed a lot; who can tell what it will be like in ___ ten years?
| A．other | B．next | C．more | D．another |
She fell and hit her head, but she ___ to be all right now.
| A．seemed | B．appears | C．has | D．seems |