Visitors are not permitted ________ the park after dark, because of the lack of lighting.
| A．to enter | B．entering |
| C．to enter in | D．entering in |
二。单项选择题（共13分）
18. You are very ______ to be late again unless you get there by bus.
| A．likely | B．possible | C．probable | D．Proper |
35．You have broken your promise；you______painting the house long ago．
| A．could have finished | B．had better finish |
| C．must have finished | D．should have finished |
34．Wow! Look at the man and his horse ________are running down the road.
A．which B．that C．who D where
33．A cool rain was falling_________with snow causing heavy traffic．
A．mixed B mixing C．to mix D．having mixed
32．Hesitating what to do，________．
| A．so let’s not go outing | B．the tour was cancelled |
| C．but we should still take the tour | D．we had to stay home |