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On the basis of their observations, scientists
A．make more observations.
B．develop hypothesis and theories.
C．reveal their observations to the public.
D．challenge their colleagues.
答案
更多“On the basis of their observations, scientistsA．make more observations.B．develop hypothesi”相关的问题
第1题
____________(只有那些不怕困难的人)have the chance of achieving outstanding results in their work.
第3题
Martin thought that the holiday-makers he saw in the Dominican Republic were
A．risking their health.
B．wasting opportunities.
C．lacking entertainment.
第4题
Which of the following is NOT the cause of childless couples？
A．They are too busy with their work.
B．They may not be good parents.
C．They want to be free from the family responsibilities.
D．They are physically unable to have children.
第5题
A．To help learn to be realistic.
B．To help increase their savings.
C．To help manage their money well.
D．To help test their power-control.
第6题
A．It was decided by the father.
B．It was decided by the mother.
C．It was decided by their kids.
D．It was decided by a family vote.
第7题
Who can benefit from business competition？
A．Honest businessmen.
B．Both businessmen and their customers.
C．People with ideals of equality and freedom.
D．Both business institutions and government.
第8题
To help people trapped in "negative equity", it is advisable
A．they be allowed to sell their homes to the banks.
B．they be guaranteed work opportunity to pay the debt.
C．they be encouraged to move to places where they can find jobs.
D．they be permitted to pay less to the bank.
第9题
A．To boost book sales.
B．To encourage publishers to publish e-books.
C．To advertise their machine.
D．In order to advertise their software.
第10题
The group of young men created the viruses to ______.
A．damage all the computers
B．test their good ability
C．play tricks on operators of the computers
D．attack foreign computer experts
第11题
The passage indicates that chronotherapy can be used to help people to______.
A．forget their troubles.
B．improve their image.
C．better their social relationships.
D．readjust their biological clock.
