| 词组 | sure |
| 释义 | ，certain 两词都表示“确信的、有把握的、一定的”等。 1． 表示未来可能的事时，两词常可换用: The visiting scholar is sure / cer- tain to deliver a speech this coming Friday. 2． 表示“主观上确信的”用 sure: Be sure to come on time next time. 3． it 开头的句子( 因为是以客观事实为依据的) 中多用 certain: It is certain that the conference will be held next week. 4． 下面三个句子都可以说: Are you sure that you know the answer? Are you sure about your answer? Are you sure of your answer? |
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