单项选择（每题1分）
She opened the window, _____ in some fresh air.
| A．letting | B．let | C．to let | D．to be let |
After reading the school report, Tom really felt .
| A．disappointed, disappointing | B．disappointing, disappointed |
| C．disappointing , disappointing | D．disappointed, disappointed |
The new teaching building is _______ the yellow one.
| A．as three times high as | B．three times the height of |
| C．three times high than | D．as three times the height of |
He missed gold in the high jump, but will get second chance in the long jump.
| A．the, the | B．/, a | C．the, a | D．a, / |
——I wonder if I could use your mobile phone.
——No problem. .
| A．Good idea | B．You’ve got it | C．It’s your turn | D．Go ahead |
——What about going to Hainan for vacation when school breaks up?
——.It doesn’t matter to me where we go.
| A．It depends | B．I think not | C．It’s up to you | D．It’s hard to say |