第二节：单项填空（共15小题，每小题1分，满分15分）
I hate _______ when someone calls or knocks at the door while I’m still in bed.
| A．it | B．that | C．them | D．those |
Although _____of danger, tourists can't help taking photos near the cliff （悬崖） ．
| A．having warned | B．warned | C．warning | D．to be warned |
We're considering students' request ______the school cafeteria should provide more kinds of food．
| A．how | B．what | C．that | D．whether |
—Oh, doctor, The wound on my leg is infected.
—You really shouldn’t have left it _______ to the sun.
| A．discovered | B．exposed | C．opened | D．buried |
____ you call me to say you are not coming, I will see you at the theatre at five this afternoon．
| A．Though | B．Whether | C．Unless | D．Until |
—Would you rather come on Friday or Saturday?
—________________.
| A．Yes, of course | B．The other is better |
| C．That's ok | D．Either would suit me |