how fast does an aeroplane travel?

how fast does an aeroplane travel? how fast does a dalloon travel? How fast does a balloon travel? how fast does a balloon travel?How about an overplance?How about a space shuttle?谁可以回答了这些问题呀?大哥大姐! how fast does a car run?60 kilometers an hour,60 kilometers in an hour,at 60kilometers anhourat 60 kilometers in an hour 选择 说出理由 how many legs does an ant have/ --- _____ does a CRH train run?--- It runs--- _____ does a CRH train run?--- It runs up to more than 300 km an hour.A) How long B) How far C) How fast D) How soon Mr.White always expected his son _____ an active part in the classes.A) taking B) take how senior aer you意思是什么 ____ does he read english?-every year A How long B How often C how soon D How fast how fast does a balloon travel?sorry BUT I WANT THE ANSWER as,a,taxi,fast,does,run,as,an,under-ground,not（连词成句） 1._______ fast the boy ran!A.How B.How an C.What D.What an 为什么是选B? __will the meeting be over? In half an hour答案：A,How longB,How soonC,How fast How many ______(foot)does an elephant have? How many ______(foot)does an elehant have? 飞机是怎么转弯的?How does an aeroplane swerve How long does the bus()? It()about an hour. ______carefully the boy does his homework!A.HOW B.HOW AN C.WHAT D .WHAT AN