sit in a boat?为什么要加 in呢?

sit in a boat?为什么要加 in呢? sit in a boat I'm only interested in sitting in a boat and doing nothing at all.请问在为什么要用sitting和doing,而不是sit和do? I am only interested in sitting in a boat and doing nothing at all!为什么用sitting个doing,而不是用sit个do ______ you _____(fly) a kite?Yes,______ _______ _______ she ________(sit) in the boat?Yes,____ ______.........______ she _____(sit) in the boat? Does she sit in the boat?改成现在进行时 Does she sit in the boat 改成一般过去时 you can sit on_end of the boat.a.every b.either c.both d.all 选哪个 为什么 would you like to go to boating in the park with us?boat为什么要加ing One afternoon,she set out from the coast in a small boat and was caught in a storm.caught前面为什么加was Taking a boat is a lot more fun than taking a bus.为什么第二个take要加ing? 为什么不用sit around a circle,而只能用in? we have enough chair for everyone to__ A:sit B:sit on C:sit in D:sit at怎么选?为什么?sit on 和sit in都有什么区别? sit in the sun 中为什么要用in on a boat 还是in a boat?好像都可以? 是sitting in a boat 还是sitting on a boat? in a boat、on a boat那个对火速! 一个小小的英语问题：students learn their lessons in class.they sit in the classroom listening tostudents learn their lessons in class.they sit in the classroom listening to the teacher carefully.这儿listen为什么要加ing呢?