When he saw a little boy ______ in the river, he took off his shirt and jumped into the water.

When he saw a little boy ______ in the river, he took off his shirt and jumped into the water.

A. struggles          B. struggling     C. to struggle      D. struggle

When he saw a little boy ______ in the river, he took off his shirt and jumped into the water.

1. A.
   struggles
2. B.
   struggling
3. C.
   to struggle
4. D.
   struggle

When he saw a little boy ______ in the river, he took off his shirt and jumped into the water.