Which of the following have no place in the scientific method？
A. Careful observations.
B. Accurate measurements.
C. Sincere emotions.
D. A reasonable hypothesis.
What did the officers find out at the bottom of the sea？
A. There was no signs of any life.
B. They did find signs of any life.
C. They only found different dead sea animals.
D. There was only dust.
The journey to the bottom of the sea helped us to realize that
A. there are not any signs of any life at the bottom of the sea
B. much of the world hasn't yet been explored
C. strong water-pressure has great effect on fish
D. powerful lights can not be turned on at the ocean floor with out killing fish
Which of the following is false？ Some Englishmen prefer hiring professional decorators, because ______.
A. they are wealthy
B. the craftsman's job is quite complicated
C. the tools are expensive
D. do-it-yourself brings a lot of trouble
微信支付 
支付宝支付