【单选题】【消耗次数：1】
对植物生长有效的土壤含水量范围对应的土壤水势范围为（）
①
-3~-15bar
②
-3~-31bar
③
-1/3~-31bar
④
-1/3~-15bar
参考答案：
复制
纠错
相关题目
【单选题】
I _______ that singer closely as I was sitting in the front of the bar.
①
saw
②
watched
③
observed
【判断题】
四对事件<img class=jc-formula data-tex=\left\{ A，B \right\} ,\left\{ \bar { A } ,B \right\} ,\left\{ A,\bar { B } \right\} ,\left\{ \bar { A } ,\bar { B } \right\} src=https://huaweicloudobs.ahjxjy.cn/09AB2E5D303C7574090E3958A0C4BB91.png style=vertical-align: middle;/>,有一对独立，则其他对也独立。
①
正确
②
错误
【单选题】
As the train will not leave until one hour later, we
____ grab a bite at the snack bar.
①
may well
②
just as well
③
might as well
④
as well
【单选题】
As the train will not leave until one hour later, we _____ grab a bite at the snack bar.
①
may well
②
just as well
③
might as well
④
as well
随机题目