The phrase 'come forward'(Para. 6)most probably means '______'.
A．volunteer
B．qualify
C．contribute
D．donate

未分类题【T3】A.PITCH IN B.AGENDA C.RECYCLED A.A GREATER DEMAND FOR THE【T1】______MATERIALS B.SEEMS TO BE ON THE【T2】______ C.FEELS MOVED TO【T3】______AND HELP WE HEAR IT A LOT IN THE NEWS THESE DAYS: 'RECYCLE NEWSPAPERS AND SAVE A TREE. COLLECT BOTTLES AND CANS SO THEY CAN BE REUSED IN THE MANUFACTURING OF NEW PRODUCTS. PROTECTING OUR DELICATE ENVIRONMENT【T4】______OF POLITICIANS, GOVERNMENT LEADERS, AND CITIZENSIN MANY PARTS OF THE WORLD TO SHOW SUPPORT FOR MOTHER NATURE. THE CONCEPT OF GREEN CONSUMERISM HASGAINED MOMENTUM MORE AND MORE OVER THE LAST DECADE, AND THE PUBLIC【T5】______HOWEVER, THREE ESSENTIAL KEYS NEEDED POWER THIS MOVEMENT INCLUDE A MORE INFORMED PUBLIC,THE DEVELOPMENT OF IMPROVED TECHNOLOGY, AND【T6】______.此题为多项选择题。

单项选择题The essay requires perfectingA.hand it overB.hand over itC.hand overD.have handed it over

未分类题Expected noise are usually more______than unexpected ones of the like magnitude.A．manageableB．controllableC．tolerableD．perceivable

未分类题Millions of farmers, drawn by the______of employment, came into the city which made the problems of transportation and housing even more serious.A．prosperityB．prospectC．expectationD．anticipation

单项选择题（）you have worked out the hard problem, you shall have a rest first.

A.By now
B.Ever since
C.Now that
D.In that