问题

Kids don’t learn their native language consciously, ________ they become fluent in it very fast

A:but
B:and
C:for
D:so

正确答案是：

同类题型

Inordertokeepfit,youwilltakeexercise_________andeathealthily [ ]

I ______ make a home page three years ago, but now I am good at it.

__________he is very old, _______he still wants to help others.

下列各句中，没有语病的一句是（）

nd more people will fall inpanic, as the expert predicts, if not _______ properly.