【单选题】卵圆孔的封闭是由于以下哪两种结构融合而成的( )。
【单选题】he got caught____ the rain yesterday because he didn't take a raincoat with him.
【单选题】―We’ll travel to Mount Huang the following week. ―______! And you’d better take a raincoat with _______. It rains a lot.
B.
Have a good time, yourselves
【单选题】--- Look! It’s raining heavily. ______ take a raincoat with you? --- Well, I’ll take one right now.
【单选题】It's a fine day today. You___take a raincoat with you.
【单选题】Take a raincoat with you ________ it rains.