1、那位老师对全班的学生进行了数学测试.

问题描述:

1、那位老师对全班的学生进行了数学测试.
The teacher ______ the whole class ________ maths.
2、我们很感激他的帮助.
We ______ ______ ______ his help.

1. ...tested.on
2. are grateful for /are thankful for