【北京专用】2014届高考英语一轮复习方案课时作业：选修7 Unit 4 Sharing_高考复习指南

【北京专用】2014届高考英语一轮复习方案课时作业：选修7 Unit 4 Sharing

　　—Really? No wonder it hasn't ________as well as before.

　　A．appeared

　　B．operated

　　C．managed

　　D．controlled

　　11．Leave him alone.He is ________ himself to the preparations for the coming exam.

　　A．adjusting

　　B．applying

　　C．losing

　　D．engaging

　　12．Clinical evidence began to________，suggesting that the new drugs had a wider range of useful activities than had been predicted from experiments in animals.________ mother tongue is not English.

　　A．whose

　　B．who

　　C．that

　　D．which；otherwise ________they would have been here

　　15．It is often said that the joy of traveling is ________ in arriving at your destination ________ in the journey itself.

　　A．/; but

　　B．/; or

　　C．not; or

　　D．not; but阅读理解(血压) under control，research suggests.Scientists have shown that eggs produce proteins with a function similar to that of powerful blood pressurelowering drugs.，from the University of Alberta in Canada，showed that when eggs come in contact with stomach enzymes(酶) they produce a protein that acts in the same way as ACE_inhibitors，but more work is needed to show the effects outside a lab and in the human body.，British researchers declared that，contrary to popular beliefs，it is healthy to go to work on an egg.They concluded that the type of cholesterol(胆固醇) found in eggs has little effect on increasing heart disease risks.，from the University of Surrey，said, “The wrong beliefs linking eggeating to high blood cholesterol and heart disease must be corrected.The ffect on blood cholesterol that is several times greater than the relatively small amounts of cholesterol found in eggs.The UK public do not need to be limiting the number of eggs they eat.They can be encouraged to include them in a healthy diet as they are one of nature's most nutritious foods.”