根据汉语意思,写出单词或短语。协和式飞机____________速度____________历史____________发明(名词)____________问题____________成百上千的______________从……到……____________对……有害______________二十个学生______________第一个飞行员_______________
It's cold outside,so you should put on a (厚的) sweater.
Walk on the (小路),not on the grass.
Jane lives on the (第十) floor in the building.
I haven't (收到…来信) from Sally before.
My favorite sport is (棒球).