单选题
水泥的抗压强度最高，一般是抗拉强度的（ ）
1~2倍
2~4倍
10~20倍
50~100倍
单选题
下列关于高铝水泥特性说法有误的一项是( )
快硬早强，早期强度增长快，1d强度即可达到极限强度的80%左右
水化热大，而且集中在早期放出
耐碱性好
具有较好的抗硫酸盐侵蚀能力
单选题
No matter what projects you do, you need to have ______.
a simple and rough action plan.
a safe and complicated action plan.
a clear and detailed action plan.
单选题
According to the passage, SMART stands for ______.
specific, measurable, achievable, realistic, and timed
specific, measurable, achievable, relevant, and timed.
suitable, measurable, achievable, relevant, and timed.
单选题
According to the passage, what's the meaning of“hidden”? （Line 2 , Para. 3）
Secret.
Not easy to notice or discover.
Mysterious.
单选题
After you share the plan with the team, the following step is to ______.
take daily action and make sure everyone is doing their part.
break large tasks into small ones.
set deadlines for each task.
单选题
If unexpected events stop you from finishing your tasks, you should ______.
be clear about very important events.
give up on the goals.
change your plan and continue working.
It is not necessary to tell the receiver how to get to the place.
The sender should clearly tell the receiver the reasons for the activity.
The letter usually begins with “ Dear ” followed by the receiver's name or title.
匹配题
学完前面的短文，试着把下面正确的选项连接起来吧。
end up
- to finish at a certain place
be clear about
- to know something very clearly
break … into …
take action
make sure
do one's part
prevent … from …
单选题
end up
- to finish at a certain place
单选题
be clear about
- to know something very clearly