更多"______ have been made for nearly th"的相关试题:
[单项选择]Attempts have been made for nearly three decades to increase the amount of precipitation from clouds by seeding them with salt or silver iodide.（ ）
A. Devices
B. Hypotheses
C. Efforts
D. Suggestions
[单项选择]Various efforts have been made over the centuries to predict earthquakes, including observing lights in the sky and ______ animal behavior.
A. absurd
B. abnormal
C. exotic
D. erroneous
[单项选择]Today, household chores have been made much easier by electrical （ ）
A. facilities
B. equipment
C. appliances
D. utilities
[单项选择]
Valentine boxes have been made by students in classrooms for many years. They eon be done in class or as a home project for the whole family to enjoy. You must first choose a box. Any box will do and you will need an adult to cut a slit in the top of the box to insert valentine cards.
You can use paper to cover your box or paint the box. Choose a valentine color that you like. If you decide to paint your box, you will need to let it dry for several hours before decorating. After you have covered or painted the box, the fun begins!
Many children like to draw their completed valentine box on paper before they begin decorating it. It gives you a plan for your box. When your plan is complete, start the decorating. Use any items you have at home to decorate the box or ask a parent to take you to a store to choose items to decorate your box. Make sure it pleases you. It is your box to use on Valentine’s Day at school. Have a great time!
What must you do first
A. Palm the box.
B. Choose a box.
C. Cut a slit in the top;
[单项选择]Although many modifications have been made in it, the game known in the United States as football can be traced directly to the English game of rugby.
A. rules
B. changes
C. demands
D. leagues
[单项选择]It is reported（ ）great changes have been made.
A. which
B. that
C. while
D. what
[单项选择]For about three centuries we have been doing science, trying science out, using science for the construction of what we call modern civilization. Every dispensable item of contemporary technology, from canal locks to dial telephones to penicillin, was pieced together from the analysis of data provided by one or another series of scientific experiments. Three hundred years seems a long time for testing a new approach to human interaction, long enough to settle back for critical appraisal of the scientific method, maybe even long enough to vote on whether to go on with it or not. There is an argument.
Voices have been raised in protest since the beginning, rising in pitch and violence in the nineteenth century during the early stages of the industrial revolution, summoning urgent crowds into the streets any day on the issue of nuclear energy. The principal discoveries in this century, all in all, are the glimpses of the depth of our ignorance about nature. Things that used to seem c
A. the exposure of DNA to the public is unnecessary
B. the tiny cell in DNA is a neat little machine
C. man actually knows nothing about DNA
D. man has much to learn about DNA
