Question

这三道初二英语题我不会，请各位老师给我讲讲。本人在此先谢过各位老师了

2.They have already begun their work.(改为一般疑问句，并作否定回答）
—_____they_____their work____?
_ No,_____ ______.
3.Mary has been to Hainan _once._____.(就划线部分提问）
—— —— ——has Mary been to Hainan?
4.They recevied a message from Jack last week.(用just改写句子）
They___just___a message from Jack.
5.Kate is 1.6 metter tall .Ann is 1.6 metres tall,too.
Ann is as _____ ______Kate

Answer 1

2.They have already begun their work.(改为一般疑问句，并作否定回答）
—__Have___they_begun____their work_yet___?
_ No,_they ____ _haven't_____.
3.Mary has been to Hainan _once._____.(就划线部分提问）
—How— —many— —times—has Mary been to Hainan?
4.They recevied a message from Jack last week.(用just改写句子）
They_have__just_received__a message from Jack.
5.Kate is 1.6 metter tall .Ann is 1.6 metres tall,too.
Ann is as _tall____ ___as___Kate

Answer 2

2.Have the begun their work yet?
No,they haven't.
3.How many times has Mary been to Hainan?
4.They had just received a mesage from Jack.
5.Ann is as tall as Kate.

Answer 3

2.Have they begun their work yet?
No, they haven't.
3.How many times has Mary been to Hainan?
4.They have just recevied a message from Jack.
5.Ann is as tall as Kate.
现在完成时：have/has done
疑问句就把have/has提出就好了

Answer 4

Have they alreaday begun their work?
No,they have not.