Bakeoff has found animals sometimes try not to hit or bite, especially ________ they are playing with a weaker partner.


  1. A.
    if
  2. B.
    before
  3. C.
    unless
  4. D.
    when
練習冊系列答案
相關習題

科目:高中英語 來源:101網(wǎng)校同步練習 高三英語 外語教學與研究出版社 題型:014

Bakeoff has found animals sometimes try not to hit or bite, especially ________ they are playing with a weaker partner.

[  ]

A.if

B.before

C.unless

D.when

查看答案和解析>>

同步練習冊答案