（） may not justify detention.

1、17．_________they may not succeed，they

17．_________they may not succeed，they will try their best．AThoughBWhenCBecauseDUnless

2、We regret to（）that it may not be possi

We regret to（）that it may not be possible to deal with every request.Aput offBpass onChelp alongDpoint out

3、In writing，students may not know how t

In writing，students may not know how to put something into proper English and thus ask their teacher for help.Here the teacher is to play the role of a/an＿＿.AfacilitatorBassessorCcontrollerDparticipant

4、There may also be other targets not ye

There may also be other targets not yet explored that affect aging and neuromuscular function. Said Kornfeld: “The process of aging remains my...

5、Canvas sails，when not in use，may be da

Canvas sails，when not in use，may be damaged if（）.Aleft in the sunlightBstowed wetCfolded frequentlyDwashed with soap and water

6、A seaman may not make an allotment to

A seaman may not make an allotment to his（）.Aminor childrenBgrandparentsCbrotherDmother-in-law