she milk cows last Sunday? A. Did B. Does C. Do
--What’s this ?--It’s ______ book. It’s ______ English book.
下列各组单词中,画线部分发音不同于其它三个的单词是______。
含有相同音素的一组字母是______。
— Are you willing to live on Mars(火星) one day?— ______________ It sounds exciting, but it still worries me.
Shanghai is bigger than ________ in Japan.