（）1.Hello,Henry!Comein,sit,piease.A.upB.downC.on（）2.-What‘sthis?-a”B“.A.ThisisB.It'sC.Its（）3.-Whereismychair?-ishere.A.ItB.IC.She

Question

（ ）1.Hello,Henry!Come in,sit _____,piease.
A.up B.down C.on
（ ）2.-What‘s this?
-_____ a ”B“ .
A.This is B.It's C.Its
（ ）3.-Where is my chair?
-_____ is here.
A.It B.I C.She

Answer 1

hello,henry!come in , sit down please. sit down 固定用法,表坐下
what's this? it's a 'B' it's 等于 it is 这是
where is my chair? it is here chair 是凳子,不是人,要用it