1. Bob gets to school by train. (对画线部分提问)
   _______ does Bob get to school?
2. Wang Jie is 14 years old. Wang Lei is 14 years, too. (合成一句话)
   Wang Jie is ________ ________ ________ Wang Lei.
3. Sarah is a student. Marie is a student, too. (合成一句话)
    ________ Sarah ________ Marie ________ students.
4. This box is heavy. That box is light. (合成一句话)
   This box is _______ ________ that one.
5. We need two teaspoons of sugar. (对画线部分提问)
   How _______ teaspoons of sugar do you need?