He pretended____the sky when his mother came ina.to watching b.watching c.to be watching d.to watch
问题描述：
He pretended____the sky when his mother came in
a.to watching b.watching c.to be watching d.to watch
答
选C
pretend to do sth
这句话意思是“当他妈妈进来时，他假装正在看天空”，所以要用进行时态。
答
我选C
答
d.to watch
答
D