1.
I grant that he is a conscientious worker.
我承认他工作认真负责。
2.
He often makes full preparations for his class and corrects our homework carefully.
他经常认真备课，认真为我们批改作业。
3.
causing one to believe what is not true or fail to believe what is true.
使一个人认真为假或认假为真。
4.
in sober [ good ] sadness
非常认真地, 非常严肃地
5.
In Iran, courting is more serious,
在伊朗，求爱更认真，
6.
a very sober and hard-working young man
认真而勤奋的年轻人
7.
You should be serious about each stroke.
你得认真地打每一个球
8.
You should is serious about each stroke.
你得认真地打每一个球。
9.
He set to work with real goodwill.
他认真努力地干了起来。
10.
sober reflection
冷静的思考，认真的思考
11.
sift the evidence, data, etc
认真审查证据、 数据等.
12.
Jack's countenance assumed an air of seriousness.
捷克装出认真的表情。
13.
To do or take part in half-heartedly.
玩不认真地做或参加
14.
"Oh, no, it won't," said Carrie seriously.
“不，不，"嘉莉认真地说。
15.
But Mike never really washed them well.
但是迈克从不认真洗手。
16.
deliberate whether to leave or not
认真琢磨是否离开.
17.
Carrie listened with eager ears.
嘉莉认真地聆听着。
18.
To select successors well.
就是认真选拔好接班人。