二分查找算法中，待查元素找不到时需要满足的条件是（ ）。 A: low<=high为假 B: low<=high为真 C: low=high为真 D: low<high为真

假设待查找区间的起始位置和终止位置分别为low和high，则二分查找算法在下面情况出现时说明找不到要查找的数据（ ）。 A: low >high B: low<high C: low=high D: low<=high

在HTML的<th>和<td>标记中，不属于valign属性的是： A: top B: middle C: low D: bottom

哪个HTML5代码提供了一种验证数字输入的值在1到100之间( ) A: <input type="number" low="1" high="100"> B: <input type="number" min="1" max="100"> C: <input type="num" min="1" max="100"> D: <input type="positive" limit="100">

Mercury freezes if it is cooled to＿. A: a too low temperature B: too low temperature C: a low too temperature D: too low a temperature

The champion boxer fought bravely to defend his title, but was finally by a knockout blow. A: laid low B: lay low C: lie low D: lying low

digitalRead(KEY)==LOW语句中lOW表示（ ）。

The aphotic zone (bottom of the ocean) will have ____ and ____ while the photic zone (surface of the ocean) will have ____ and ____. A: low temperature, low salinity; high temperature, high salinity B: low temperature, high salinity; high temperature, low salinity C: high temperature, high salinity; low temperature, low salinity D: high temperature, low salinity; low temperature, high salinity E: both have equal temperature and salinity

ENUM类型的字段level定义为（LOW、MIDDLE、HIGH），ORDER BY level asc的顺序是 A: HIGH、LOW、MIDDLE B: LOW、MIDDLE、HIGH C: MIDDLE、LOW、HIGH D: HIGH、MIDDLE、LOW

Many consumers believe that low fat mean low calorie.