1.Tomorrow is Sunday.Jim will go hiking with his friends if it ________.A.isn't rainB.doesn't rainC.won't rain2.My sister will come back _______ two days.A.at B.by C.in

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1.Tomorrow is Sunday.Jim will go hiking with his friends if it ________.
A.isn't rain
B.doesn't rain
C.won't rain
2.My sister will come back _______ two days.
A.at B.by C.in

1B 条件状语从句中,主句用将来时,从句用现在时
2C 其中in与时间段连用,表示将来一段时间
鉴定完毕

B.doesn't rain
C.in

  1. B在时间和条件状语从句中,主句使用一般将来时,从句(带连词if的那句)的时态需要用一般现在时表示将来。固定的语法结构。记住就可以了。

  2. C in+一段时间表示将来,因为句子用了will,说的将来的时态,所以要用C

  1. B、主将从现,状语从句用一般现在时表将来。

  2. C。in two days两天后

  1. B

  2. C

  1. B

  2. C

第一题的话,主句是将来时,if引导条件状语从句,则if后面用一般现在时

第二题,in two days表示两天后