He didn’t come to school yesterday _______ that he was ill.
| A.because | B.for | C.in | D.if |
—My son is addicted to computer games. He is hopeless, isn't he?
—Yes, _____ he is determined to give up and start all over.
| A.if | B.when | C.even if | D.unless |
---- Are your family ready for rafting?
----Yes, I really want my children to experience that they are young.
| A.\ | B.if | C.unless | D.while |
Don’t lose heart; __________ difficulties you are faced with will be overcome in the end.
| A.however | B.whatever | C.what | D.How |
You should not go rafting ________ you know how to swim.
| A.if | B.if not | C.when | D.unless |
—Did you remember to give Mary the money you owed her?
—Yes. I gave it to her ________I saw her.
| A.while | B.the instant | C.suddenly | D.once |
Last night I was watching some news about the American financial crises(金融危机) on TV _______ the power went off.
| A.while | B.as | C.when | D.during |
She thought I was talking about her daughter, __________,in fact, I was talking about my daughter.
| A.whom | B.where | C.which | D.while |
Someone called me up in the middle of the night, but he hung up ______ I could answer the phone.
| A.as | B.since | C.until | D.before |
Kids are not allowed to leave kindergartens their parents come to pick them up.
| A.unless | B.since | C.although | D.because |