because of the systematic exploitation of Africans.
because of the unfavorable climate.
because the donation in the past didn’t work.
because of the war.
People didn't leave their houses because __________.A． they had no moneyB． they were afraid of losing moneyC． the city was not cleanD． they liked homes
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3I. Why did the writer and the woman both feel glad?A. Because the boy had saved some money.B. Because they both didn’t need to give anything.C. Because the cashier didn’t look down on the boy.D. Because all the shoppers around were willing to help the boy.
He didn't want anything to eat because he ( )already eaten.A. hasB. hadC. haveD. having
I didn’t buyit because of it was too expensive. ()此题为判断题(对，错)。
He bought a photocopier ______.A．by accidentB．because he couldn't find a place to make a photocopyC．because there was no place nearby to provide the photocopy serviceD．because all sorts of people need it
It's good that we _________to the park because it's started to rain.A． don' t goB． hadn' t goneC． didn' t goD． wasn' t going
We have to wait for a while because Mum _____cooking yet.A. has finishedB. didn't finishC. hasn't finished
