第3题: [单项选择]To work ______ with the machine, you must read the instructions carefully. A. firstly B. naturally C. efficiently D. generally 参考答案:C 答案解析:[解析] 本题考查副词辨析。firstly“首先地,首要地”;naturally“天生地,自然地”;efficiently“有效地”;generally“一般地,大体上,普遍地”。
第37题: [多项选择]Firewall filters can performQ94;which two actions?() A. Log packet. B. Count packet. C. Set packet metric. D. Decrement packet TTL. E. Change destination IP address. 参考答案:A,B