问题补充:
单选题Althoughpolicecouldbeseeneverywhere,theyseemedtobesearchingthehousesalmost________.A.at easeB.at randomC.at riskD.at length
答案:
B解析介词短语辨析。at ease安心;自在;不拘束; at random胡乱;at risk处于危险中;at length终于,最后,详细地;句意:尽管随处可以看见警察,但是他们似乎是在胡乱的搜查各个房子。
时间:2022-10-09 03:28:47
单选题Althoughpolicecouldbeseeneverywhere,theyseemedtobesearchingthehousesalmost________.A.at easeB.at randomC.at riskD.at length
B解析介词短语辨析。at ease安心;自在;不拘束; at random胡乱;at risk处于危险中;at length终于,最后,详细地;句意:尽管随处可以看见警察,但是他们似乎是在胡乱的搜查各个房子。