Someone called me up in the middle of the night, but they hung up ______ I could answer the phone.
| A．as | B．since | C．until | D．before |
---Whose advice do you think I should take?
---______.
| A．It’s up to you | B．You speak | C． That’s it | D．You got it |
Teenage students who are ________computer games usually would not focus on studies .
| A．anxious about | B．addicted to | C．particular about | D．bored with |
______ the illness pneumonia, Jackson couldn’t go on teaching.
| A．As a result | B．As the result |
| C．As result of | D．As a result of |
We first met on a train in 2000. We both felt immediately that we___each other for years.
| A．knew | B．have known | C．had known | D．hope |
It was not until midnight____ they reached the camp site.
| A．that | B．when | C．while | D．as |