【单选题】【消耗次数：1】
Theamendmentsoftheconstitutionwillbe______fromChristmas.
①
efficient
②
effective
③
effectively
④
efficiently
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相关题目
【多选题】
Computers are __________ more efficient than human beings.
①
many
②
much
③
less
④
far
【单选题】
Setting up a committee might be a way _____the project more efficiently.
①
to be doing
②
doing
③
to do
④
being done
【单选题】
What are not good rules to follow for making instructions effective?
①
Use simple instructions and make them suit the comprehension level of the students
②
Use the mother tongue only when it is necessary
③
Use body language to assist understanding
④
Not model the task or activity before letting students move into groups or pairs .
【单选题】
The suggestion they all objected to __________ very effective finally.
①
proved
②
proving
③
prove
④
to prove
【单选题】
The suggestion they all objected to __________ very effective finally.
①
proved
②
prove
③
proving
④
to prove
【判断题】
An effective precis is based on precise and thorough reading and understanding of the article.
①
正确
②
错误
【单选题】
A balanced diet is ______ as a quick and effective way to keep in good health.
①
consider
②
considers
③
considered
④
considering
【单选题】
9.We should really take some effective ______ to prevent such terrible things from happening again.
①
measures
②
steps
③
means
④
ways
【判断题】
答题说明：句子没有语法错误请选择“正确”，有语法错误请选择“错误”Computers are far more efficient to human beings.
①
正确
②
错误
随机题目
【单选题】
下列说法正确的是
①
朗伯-比尔定律，浓度c与吸光度A之间的关系是一条通过原点的直线?
②
朗伯-比尔定律成立的条件是稀溶液，与是否单色光无关
③
最大吸收波长λmax是指物质能对光产生吸收所对应的最大波长
④
同一物质在不同波长处吸光系数不同，不同物质在同一波长处的吸光系数相同
【判断题】
按一般光度法用空白溶液作参比溶液，测得某试液的透射比为?10%，如果更改参比溶液，用一般分光光度法测得透射比为20%?的标准溶液作参比溶液，则试液的透光率应等于50%。
①
正确
②
错误
【单选题】
在分光光度测定中，如试样溶液有色，显色剂本身无色，溶液中除被测离子外，其它共存离子与显色剂不生色，此时应选（????）为参比
①
溶剂空白
②
试液空白
③
试剂空白
④
褪色参比