I)
1 . in
2 . go ( thiếu "to" đằng sau )
3 . to/by
4 . from/to
5 . on/at
6 . in
7 . for
8 . in
9 . to
10 . on
II)
1 . weather cool => cool weather
2 . two => twice
3 . plays => play
4 . some( some thứ 2 ) => any
5 . food => color
6 . is=> are
7 . aren't => don't
8 . always => bỏ
9 . usually you -> you usually
10 . is => are