新概念英语第一册自学导读 Lessons139-140(2)

I want to know why you are dirty. Tell me why you are dirty.

3  I want to know if you are lazy. Tell me if you are lazy.

I want to know why you are lazy. Tell me why you are lazy.

4  I want to know if you are busy. Tell me if you are busy.

I want to know why you are busy. Tell me why you are busy.

C

1  I want to know if you are writing. Tell me if you are writing.

I want to know what you are writing. Tell me what you are writing.

2  I want to know if you are cooking. Tell me if you are cooking.

I want to know what you are cooking. Tell me what you are cooking.

3  I want to know if you are painting. Tell me if you are painting.

I want to know what you are painting. Tell me what you are painting.

4  I want to know if you are playing. Tell me if you are playing.

I want to know what you are playing. Tell me what you are playing.

D

1  I want to know if Tom got up early. Tell me if Tom got up early.

I want to know when Tom got up. Tell me when Tom got up.

2  I want to know if Tom arrived late. Tell me if Tom arrived late.

I want to know when Tom arrived. Tell me when Tom arrived.

3  I want to know if Tom did his homework yesterday. Tell me if Tom did his homework yesterday.

I want to know when Tom did his homework yesterday. Tell me when Tom did his homework yesterday.