根据汉语意思，完成英语句子，每空一词
你什么时候出生？
________ ________ you ________?
词汇：根据句意及括号内的汉语提示，写出正确的单词
She thinks she is the happiest girl ________(在世)．
A young ________ (人)is waiting to see you．
Her ________ (孙子)is a middle school student．
He ________ (观光)Australia when he was thirteen years old．
按要求改写下面句子，每空一词
Were your brother and you at home last night? (作否定回答)
________ , ________ ________．
Did you see an octopus in the visitor’s center? (作肯定回答)
根据所给提示，完成句子，每空一词，含缩略词)
我们应该多参加课外活动。(完成译句)
We should ________ in after-school activities more often．
Little Jim is only five years old．He can’t make model planes by himself．(合并为一句)
Little Jim is ________ young ________ make model planes by himself．
More and more foreigners speak Chinese in the world now．(改为被动语态)
Chinese ________ ________ by more and more foreigners in the world now．