1 when he was ______,he began to learn computer.

来源：学生作业帮编辑：搜搜做题作业网作业帮分类：英语作业时间：2024/06/25 05:49:28

1 when he was ______,he began to learn computer.
A at his fifties B in his fifty C in his fifties D on his fiftieth
2 Do you know the______,"Time lost can't be won again''(say)
3 I don't know what I shall do.（改为简单句） I don't know what _______ _________.
4 They set up a new great bridge over the Huangpu River last year.(改为被动语态） A new great bridge over the Huangpu River _______ _________ _________ last year.
5 medical的名词＿＿＿＿＿
6 a _______(wood) table
请写出各题原因

1 c in one's ***(复数）表示在一个人几十岁时
例：in her forties在她四十多岁时
2 saying是谚语
例：There is a Chinese saying,中国的谚语说...
3 to do
4 was set up be动词加动词过去分词,若要再加人的,加by
5 medicine是药物,等于drug
6 wooden是wood的形容词,修饰名词用形容词

1 when he was ______,he began to learn computer. 英语改写句子George began to learn computer when he was ten.(保持句子原意听对话, 1.The boy began to learn English when he was ______. [& When Kari was over fifty,he began to learn Russian. He began to learn English when he was four years old(同义句) He 改为同义句：He began to learn english when he was six years old. He began to learn the piano when he was?(改为同义句) He began to learn Chinese(when he was 5 years old)对括号部分提问__ He began to learn English when he was eleven 谓语是哪个改为现在完成时：Jack began to learn painting when he was seven. The child began to learn English when he was eight(同义转换) Her father began to learn a foreign language (when he was 40