【多选题】Choose the acceptable topics for small talk
【单选题】在对圆弧执行 [ 拉伸 ] 命令时, ( ) 在拉伸过程中不改变。
【单选题】在列写回路电压方程时,若选择了电路图中电流的参考方向。问:电压、电动势的方向应( )。
【多选题】What topics related to the Nightcap Oak does the professor mainly discuss? Choose 2 answers.
A.
Factors that relate to the size of the area in which it grows
B.
The size of its population over the last few centuries
C.
Whether anything can be done to ensure its survival
D.
Why it did not change much over the last one hundred million years
【单选题】连梁的配筋构造中,箍筋在洞口范围内的起步距离为( ),箍筋在剪力墙身中的起步距离为( )
【单选题】在列写回路电压方程时,若选择了电路图中电流的参考方向,电压、电动势的方向应()。
【单选题】同一个电源里,电动势的方向与电压方向( )
【多选题】Choose the topics mentioned.
A.
The main reason a forest fire is called a “foe”.
B.
A scientific description of what a fire needs to burn.
C.
How a forest fire gets started.
D.
The usual response to a forest fire.
E.
Why the typical response is appropriate.
F.
Why tlie typical response is inappropriate.
G.
Several benefits of a forest fire.
H.
The reasons why some trees plants and insects survive in areas where forest fires are common.