【单选题】Which of the following is NOT said in this notice?
A.
The water may run slowly at times.
B.
The discolored water is not hazardous to health.
C.
The water will be tested for contamination.
D.
The guests can call the front desk if they are not sure of this scheduled work.
【单选题】在Excel工作表中,若已将A1单元格中的内容在A1:E1区域中跨列居中,要在编辑栏修改其内容,必须选定_____。
【判断题】用移液管移取溶液之前,先用欲移取的溶液涮洗三次
【判断题】草莓果实是由花托膨大而成,果品学上称为假果。
【单选题】在Excel工作表中,若已将A1单元格的内容在A1:E1区域中跨列居中,要在编辑栏修改其内容必须选定( )。
【单选题】Your ship is carrying hazardous cargo.During a daily inspection,you notice that some of the cargo has shifted and several cases are broken.You should FIRST ______.
A.
Call out the deck gang to jettison the cargo
B.
Log the facts in the rough log and inform the Chief Mate later
C.
Make a determination of the seriousness of the breakage,and do what you think best
D.
Report the facts immediately to the Master,who will make a decision
【单选题】"克隆"某一目的DNA的过程不包括( )
【判断题】P4生产线共4条,在第2年才建好并投入生产,它第二年共可交12个货P4。