高中英语单选39We don't let anyone try a dangerous trick____we know that they are skilled enough to perform it safely.a.becauseb.whenc.unlessd.although

高中英语单选39We don't let anyone try a dangerous trick____we know that they are skilled enough to perform it safely.a.becauseb.whenc.unlessd.although
高中英语单选39
We don't let anyone try a dangerous trick____we know that they are skilled enough to perform it safely.
a.because
b.when
c.unless
d.although

高中英语单选39We don't let anyone try a dangerous trick____we know that they are skilled enough to perform it safely.a.becauseb.whenc.unlessd.although
选D 意思是:我们不会让任何人尝试这种危险的魔术,尽管我们知道他们有足够的熟练去表演好它~

C

D,前后的意思转折