All passengers had to buy tickets from a bus conductor.(反义疑问句)
All passengers had to buy tickets from a bus conductor，_____？
How will our life be in hundreds of years?（保持句意不变）
_____will our life be_____in hundreds of years?
We use wood to make furniture.（保持句意不变）
We use wood_____furniture.
All the students had to recite the text.（改为否定句）
_____ _____the students had to recite the text.
–Dad ,I’m afraid the work is too tough for me.
--_________ .
A.You are welcome. B.Well done. C.I believe you can do it. D.Thank you so much.
It is cold outside. Please keep the door _________ to keep ________ .
A.close, warm B.closed, warm C.to close, warmth D.closing, warmth
