We all want to protect our environment, but most of us are too busy or too lazy ____76____ make big changes that will improve our lifestyle and save the environment.

Here are some suggestions for ____77____ (protect) our environment.

Use compact fluorescent light bulbs ( 紧凑型灯泡 ). It’s true that these bulbs are more expensive, but they last much ____78____ (long) and they can save energy. So in the long term your electricity bill would be ____79____ (reduce).

Donate. You have lots of clothes or things you want to throw away. If they are still valuable, give them to someone who ____80____ (need) them. You may also choose to give them to organizations. These organizations may sell them and collect a little money. Not only will you protect the environment, but you’ll also help people ____81____ need.

Turn off your devices ( 设备 ). When you don’t use a house device, turn it off. For example, if you don’t watch TV, turn it off. Turn off the light when you leave a room. It’s ____82____ easy habit to keep and you can save energy and money.

Walk or ride bikes. Driving is one of the biggest ____83____ (cause) of pollution. If you want to use your car, ask ____84____ (you) the following question: Do I really need my car? Walk or use your bike if the journey is short.

Rainwater. Rainwater is very ____85____ (use) in our daily life, so try to hold it when it rains. This water can be used for different purposes.

These suggestions above are good for the environment, and they help you save some money.

答案

What     a

【详解】句意：吉米是一个聪明的男孩。根据 “clever boy” 可知，中心词是 boy ，可数名词单数，用 what 引导感叹句，位于句首，首字母大写； clever 是辅音音素开头的单词，用冠词 a ；故填 What ； a 。