25. ______ all of you are top students, only one will be chosen for the coming competition.
| A．While | B．Since | C．If | D．As |
One split second later your life or someone else's life could be gone ________ you are just glancing at your phone to check a text message.
| A．even though | B．in that |
| C．only if | D．as if |
____ you’ve grown up, you should be independent of your parents’ help.
| A．Even though | B．In case | C．Just as | D．Now that |
It was 1995 __________ we began to develop the new computer system.
| A．when | B．which | C．since | D．that |
_______ you may have， you should gather your courage to face the challenge.
| A．However a serious problem | B．What a serious problem |
| C．However serious a problem | D．What serious a problem |
—Did Jack come back early last night?
—Yes. It was not yet eight o' clock he arrived home
| A．before | B．that | C．when | D．until |
________ you need something, please don't hesitate to let me know.
| A．Even though | B．In case |
| C．As though | D．Even if |
When you ______ at a restaurant, please order just enough food.
| A．eat | B．will eat | C．ate | D．have eaten |
Sally worked late in the evening to finish her report __________ her boss could read it first thing next morning.
| A．so that | B．because | C．before | D．or else |
—Was it 11 o'clock ________ your father came back last night?
—Yes, he is always coming back so late.
| A．that | B．while |
| C．when | D．until |
_________ he took plane, he was frightened to cry.
| A．First time | B．At the first time |
| C．For the first | D．The first time |
—I don't mind how you do it ______ you finish the painting on time.
—OK, I see.
| A．as well as | B．as far as |
| C．as long as | D．as fast as |
_______ she is, she has not much inside.
| A．Intelligent girl as | B．An intelligent girl as |
| C．Intelligent a girl as | D．Girl intelligent as |
Peter was so excited __________ he received an invitation from his friend to visit them.
| A．where | B．that | C．why | D．when |
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