Playing on a frozen sports field sounds like a lot of fun. Isn’t it rather dangerous, ____?
| A．though | B．also | C．either | D．too |
It may be 5 or 10 years __________ it is possible for people to find a space station on the moon.
| A．since | B．before | C．after | D．when |
Whether by accident or ___________,he arrived too late to help us.
| A．purpose | B．aim | C．design | D．chance |
I was going to do some shopping in Golden Eagle, but __________ watching TV at home because of tiredness.
| A．ended up | B．took up |
| C．got down | D．settled down |
Don’t touch ______ live wire, oryouwill get______ shock.
| A．the; the | B．the; a | C．/ ; a | D．/ ; / |
— I’m sorry to have broken your cup.
— __________, Kate.
| A．You’re welcome. | B．Go ahead. |
| C．Don’t mention it. | D．No problem. |