來(lái)源:網(wǎng)絡(luò)資源 2025-03-06 21:57:04
句 型 29
be sure/be sure of/about sth/be sure to do sb.
例句:I think so, but I'm not sure.
我想是這樣,但不敢確定。
I was not sure of / about the way,so I asked someone.
我對(duì)于怎么走沒(méi)有把握,所以我問(wèn)別人了。
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