问题详情

Researchers stress that we need diet and exercise to drop pounds. "The most 【26】______ way to lose weight is with a combination, "says Rend Wing, head of the National Weight Control Center. 【27】______ experts also admit that many 【28】______ losers find it helps to 【29】______ on one or the other. "A lot of people feel helpless at the thought of 【30】______ everything--diet, lifestyle," says Bess Marcus, professor of human behavior. at Brown University Medical School. "So ask yourself. " 【31】______ do I want to start？ What am I willing to focus on？""
The 【32】______ depends on everything from what you hope to 【33】______ to how your life is 【34】______ If you are in a big hurry to drop pounds 【35】______ , dieting is the way to go. Decades of 【36】______ have shown it"s the surest and quickest method. If you are more 【37】______ with how you look than with numbers on the scale, though, 【38】______ may be the way to go. By increasing physical activity, you"ll 【39】______ fat and build muscle tissue. 【40】______ often end up losing both fat and muscle tissue.
Your 【41】______ approach is one that suits your lifestyle. If you"ve tried and 【42】______ at one approach, consider the other. "A lot of people have become so disappointed that they begin to think they"ll 【43】______ be able to lose weight," says Marcus. "That"s when it"s time to try something new. 【44】______ a small step forward can help people 【45】______ confidence and convince themselves they can make even bigger changes."
【26】
A．active
B．productive
C．comprehensive
D．effective请帮忙给出正确答案和分析，谢谢！