Suzy didn' t know when she would take a boat trip on the lake.(保持句意基本不变)
Suzy didn't know take a boat trip on the lake.
I was studying for the test when the rainstorm came.(对划线部分提问)
were you when the rainstorm came?
People will use robots more and more in the future life.(改为一般疑问句)
people robots more and more in the future life?
Dave's father went to bed after he came back home last night.(改为同义句)
Dave's father go to bed he came back home last night.
It took me two hours to finish watching this film.(对划线部分提问)
did it take you to finish watching this film?
Is there a pet dog in your home?(变复数形式)
there pet dogs in your home?