In case I forget, please remind me about it.,请提醒我一下
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We had barely dropped off to sleep when the doorbell began to ring.我们要合眼入睡时,。
She is sure to come unless she has some urgent business.,她一定会来的。
I replied I hadn't although I had seen motion pictures of such happening.我回答说没有,。
Probably he had stood there for some time, because the ash of his cigar was discovered on the ground near the gate.他可能曾在那里站过一会儿, 。