Don't ________ the waste paper. Everyone should be a greener person.
A.blow away B.put away C.throw away D.give away
As a citizen in Shijiazhuang, we should try our best to make our city meet the ________ of the civilized city.
A.safety B.secret C.standard D.support
Maria is not sure if she can ________ this difficult task. She decides to ask her brother for belp.
A.make B.overcome C.accept D.forget
Online reading has several ________. For example, it's possible for us to read at any time.
A.agreements B.projects C.purposes D.advantages
With the development of technology, ________ of electronic products have been dropped by 30 percent.
A.results B.costs C.feelings D.roles
Many factories will try their best to ________ waste water in order to save natural resources.
A.pollute B.recycle C.protect D.use