Every sentence has one grammar mistake. Sets 1-2: click the wrong word and type the fix, then press Enter. Sets 3-4: rewrite the sentence correctly and press Enter.
Set:
Click mode
Exercise 1: Wrong regular past forms
Click the wrong word, type the correct past form, then press Enter.
Set:
0/ 10
1
.
Correct form:
2
.
Correct form:
3
.
Correct form:
4
.
Correct form:
5
.
Correct form:
6
.
Correct form:
7
.
Correct form:
8
.
Correct form:
9
.
Correct form:
10
.
Correct form:
+ Affirmative
Subjectpast form.
She worked hard. · He went home. · They played tennis.
− Negative
Subjectdidn'tbase form.
She didn't work. · He didn't go. · They didn't play.