问题补充：
三. 句型转换 ( 10分)
1. If we want to lose weight, we must go on a diet.
We must have a to keep healthy.
2. The blind man made a living by begging on the roadside.
The blind man by begging on the roadside.
3. You have become fatter than before; I think you should lose weight.
You have ; I think you’d better lose weight.
4. Eating more vegetables will benefit you a lot.
Eating more vegetables will to you.
5. Having watched TV for too long, I felt it boring.
Having watched TV for too long, I it.1. balanced diet 2. earned his living 3. put on weight 4. do much good
答案：
(答案→)1. balanced diet 2. earned his living 3. put on weight 4. do much good
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