同义句1.I bought this knife a week agoI () () his knife for a w

同义句
1.I bought this knife a week ago
I () () his knife for a week
2.He has bought a red coat.She has bought a red coat,too
He has bought a red coat() () She
改错
1.He didn't get his mother a gift.Instead of he made a special meal for her.
2.You don't need tell him the news.
适当形式填空
1.Mr Green ()(teach) them for five months.