一、
1. ×
2. √
3. √
4. √
5. ×
6. ×
7. √
8. √

二、
1. can  do
    make
2. on  river
    ducks
3. over
    flowers
    them
    Sure

三、
1. subject
2. draw
3. lessons
4. school
5. for
6. English
7. watch
8. lake

四、
1. We go skating in winter.
2. We like summer very much.

一、
1. ×
2. √
3. √
4. √
5. ×
6. ×
7. √
8. √

二、
1. can  do
    make
2. on  river
    ducks
3. over
    flowers
    them
    Sure

三、
1. subject
2. draw
3. lessons
4. school
5. for
6. English
7. watch
8. lake

四、
1. We go skating in winter.
2. We like summer very much.