题目内容
选择并抄写单词。
Some dinosaurs were as ________(small, smaller)as chickens.
选择并抄写单词
It's ________(rain; raining)outside.
It's ________(cloud; cloudy)today.
It's cold today.Here is your ________(book; coat).
Let's ________(make; take)a photograph now.
Nobody's ever seen electricity.It's ________(invisible; visible).