If ________carefully, the experiment will be successful．
A．do B．does C．done D．doing
高三英语单项填空中等难度题
.If _____,the experiment will be successful.
| A．carefully doing | B．it done carefully | C．carefully done | D．doing carefully |
高三英语单项填空简单题查看答案及解析
If ________carefully, the experiment will be successful.
A．do B．does C．done D．doing
高三英语单项填空简单题查看答案及解析
If ________carefully, the experiment will be successful．
A．do B．does C．done D．doing
高三英语单项填空中等难度题查看答案及解析
If ________carefully, the experiment will be successful.
A．do B．does C．done D．doing
高三英语单项填空中等难度题查看答案及解析
If you_____this experiment you will understand the theory better.
| A．will be doing | B．have done | C．will have done | D．would do |
高三英语单项填空简单题查看答案及解析
.If the launch in 2005 is successful, China will be the third country ________its astronauts into space.
| A．will send | B．having sent | C．sending | D．to send |
高三英语单项填空中等难度题查看答案及解析
Be careful when you surf the Internet．If you download a virus into your computer ______, you will not open your files．
A．on purpose B．by accident C．at random D．on average
高三英语单项填空中等难度题查看答案及解析
__ carefully if any change occurs when doing experiments in the lab..
A. Observe B. To observe
C. Observed D. Observing
高三英语单项填空中等难度题查看答案及解析
________carefully if any change occurs when doing experiments in the lab.
A. Observe B. To observe
C. Observed D. Observing
高三英语单项填空中等难度题查看答案及解析
The experiment __ to be .
A. turned out; greatly success B. turned out; a great success
C. turned out; greatly successful D. turned up; great success
高三英语单项填空中等难度题查看答案及解析