我想知道他的叔叔离开家多久了。I wonder__________________ his hometown.
他们跳舞跳得如此开心以至于他们忘了时间。
They danced ____________ ____________________.令他惊讶的是，他看到了真的鲸鱼。
________ he saw the real whale.哪种语言在世界上应用最广泛？
Which language is ______________?.和王林相处很难。____________________________________________________.
你最好穿上试一试。______________________________________.
Mary is very busy．She does not have any time for social activities．（合并为一句）
Mary is busy have any time for social activities．
He can't finish the task in time if nobody helps him．（保持句意基本不变）
He can't finish the task in time ．
Lucy exercises every day to keep fit．（对划线部分提问）
Lucy exercises every day？
We held a welcome party for the exchange students yesterday．（改为否定句）
We a welcome party for the exchange students yesterday．
wait practise give serve return
56．Mum will not let Simon go out next time unless he home before dark．
57．﹣Who us a talk on how to protect the environment next Monday？﹣Mr. Smith is．
58．We are sure that he will win the game because he a lot for it．
59．─What's wrong with you，Jane？
─I'm a little sick and I for Dad to take me to the hospital．
60．Tim is a manager now，but he once as an engineer for five years．