Daisy is too short to reach the top of the bookshelf.
=> Daisy is not______________________

"What do you do in your free time,Ba?" asked Mrs.An
=>Mrs.An asked Ba____________________________
I can't watch the program" the road to olympia mount" tomorrow morning
=> I wish________________________________________

They(live)________ in this city for nearly six years.

Remember (check)______ all your answers carefully before the time is over.

His father never let him___________fishing when he was small.
A.go        B.going         C.to go       D.went

Mr.john's gone to work,.......?
A.isn't he     B.didn't he       C.wasn't he          D.hasn't he 

cho 7,8g hỗn hợp gồm Al và oxít của nó tác dụng hoàn toàn với một dung dịch NaOH 25% (D=1,28g/mol), thấy giải phóng ra 3,36 lít H2 (đktc) số ml dung dịch NaOH đã dùng phản ứng là