题干

下列有关能源的叙述,不正确的是( )

A:煤炭在我国占能源的主要地位

B:开采易发滑坡、崩塌等灾害

C:煤炭在运输与存放中,基本上对环境没有污染

D:在煤炭的利用过程中,使用了脱硫技术和洁净煤技术会降低对环境的污染

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答案(点此获取答案解析)

C

同类题5

任务型阅读

    We all know that a hot, milky drink and a warm bath are supposed to relax you before bed, but many of us still can't slip into sleep. Here are some tips to help you go to sleep.

    Breathe in through your left nostril(鼻孔)

    ____ Sleep specialist Peter Smith says, “Lie on your left side, resting a finger on your right nostril to close it. Start slow, deep breathing in the left nostril.” Peter, author of Sleep Better With Natural Therapies, says this technique is particularly good when overhearting is preventing sleep.

    ____

    Relaxing all your muscles can prepare your body for sleep. Anxiety expert Charles Linden says: “Lying on your back, take a deep, slow breath in through your nose and, the same time, squeeze your toes tightly as if you are trying to curl them under your foot, then loosen them slowly. Breathe again, contract your leg muscles, then your thigh, belly, chest, arms, and so on until you hat all the way up your body____

    Try to stay awake

    Challenge yourself to stay awake--- your mind will fight against it! “It's called the sleep paradox(悖论).” Says psychotherapist Julie Hirst. She explains: “Keep your eyes wide open, repeat to yourself 'I will not sleep'____but instead view this as an instruction to sleep and eye muscles tire quickly as sleep turns up.”

    ____

    Use at least three senses imagining yourself in a situation where you feel content—a paradise(乐园), sailing on calm waters, walking in flower fields.

A. Just imagine.

B. Enjoy a paradise.

C. Squeeze and relax

D The brain doesn't process negatives well

E. You must repeat what you have done

F. This yoga method is thought to reduce blood pressure and calm you

G. When you have gone from head to toe, you should feel ready for sleep