Complete the following sentence with a (compound) word derived from the one(s) given in bracket.
For security's sake, there should be ( ) around a swimming pool.(life, save)
【正确答案】:LIFE-SAVERS
【题目解析】:
根据前文的should be此处为名词,根据意思应该是life-savers救生员。句意:为了安全起见,游泳池周围应该有救生员。