Most drivers in Suqian are (礼貌的) enough to let people walk across the street first.
一个人读书越多就会变得越聪明.
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一星期前,我想同学借了一本书. (borrow…from)
我过去常常害羞. (used to )
他可能是科学家. (may be)
昨天那则好消息使我们都高兴. (please)