In a way the human race needs to improve its mental and physical qualities if it is to deal with the more and more ________ world and meet new challenges.

The company needs to improve its competitive _______.A. boomB. drainC. edgeD. my

Scientists have obtained more evidence_______plastic is finding its way into the

[单选题]The best way to deal with the bitterness is to __________.A． make the person who hurts us look badB． hate the person who hurts us very oftenC． accept that you are hurting the other personD． forgive the person who hurts us and forget it

The film provides a deep ______ into a wide range of human qualities and feeling

Food and clothing are ____ （universe）human needs.Food and clothing are ____ （un

[单选题]7． Only in this way ______ improve your spoken English．A．can youB．you canC．，/D．in

[单选题]Passage TwoH．uman needs seem endless. They might be regarded as making up several levels. When there is enough money to satisfy one level of needs, another level appears.The first and most basic level of needs involves food. Once this level is satisf

That ____ more poker than has been played by the entire human race.A. adapts toB

This nameless person pushed the human race over a historic threshold, for it was

[单选题]The government is trying its best to improve the( )problem.A.houseB.househo