摘要： The government is and will take the necessary steps to maintain security and stability. A. on the alert B. out of control C. on guard D. in vain [答案] A. on the alert. [注释]on the alert (=alert; watchful; careful) 警惕.小心:Drivers must be on the alert for traffic signals. (=Drivers must be especially careful to see signals when driving a car.) (司机必须密切注视交通信号.) out of control 失去控制,on guard站岗,in vain 徒劳.无效.
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The government is _____ and will take the necessary steps to maintain security and stability.
A. on the alert B. out of control C. on guard D. in vain
查看习题详情和答案>>The government is _____ and will take the necessary steps to maintain security and stability.
A. on the alert B. out of control
C. on guard D. in vain
查看习题详情和答案>>The government is _____ and will take the necessary steps to maintain security and stability.
- A.on the alert
- B.out of control
- C.on guard
- D.in vain