原题
Read an email.
Subject: Safety drill
Attention all residents: There will be a building-wide safety drill on Friday, October 8 at 10:00 A.M. Please evacuate the dorm promptly when you hear the alarm. Dorm staff members wearing red safety vests will guide residents to where they should wait until the drill ends.
Thank you,
Campus Housing
How can dorm staff be recognized?
AThey will be wearing vests.
BThey will have name tags on.
CThey will be waiting outside.
DThey will be wearing red hats.
正确答案：A
解题思路
老师暂未填写解题思路。