1, 现在
2, 过去
3, 一般现在时
(B)
1, We’re sure (that ) he will go fishing tomorrow.
2, I know ( that ) my mother is washing clothes.
3, The teacher told us (that) the earth moves around the sun.
4, My uncle said (that) he would fly to London (the) next week.
5, I think ( that) we’d better go to the park by bike.
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谢谢采纳