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【单选题】
下列关于计算机病毒的叙述中,正确的是______。A.
反病毒软件可以查、杀任何种类的病毒
B.
计算机病毒是一种被破坏了的程序
C.
反病毒软件必须随着新病毒的出现而升级,增强查、杀病毒的功能
D.
感染过计算机病毒的计算机具有对该病毒的免疫性
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【单选题】When did Americans change the clocks in winter?
A.
at 2:00 a.m. on the second Sunday in October
B.
at 2:00 a.m. on the first Sunday in November
C.
at 2:00 p.m. on the third Friday in October
D.
at 2:00 p.m. on the second Sunday in November
【简答题】国际货运代理人具有______、国际性、______、______、______和综合性等多方面特征。
【单选题】听力原文：M: When you saw the accident, did you ring us immediately? M: Yes, the first thing which struck me was to call the police. From the conversation what is the probable relationship between the two ...
A.
Policeman and policewoman.
B.
Policeman and witness of an accident.
C.
Bus driver and victim.
D.
Policeman and thief.
【单选题】When did Ghana get its first score in the game with Czech Republic?
A.
At the first second minute.
B.
At the first eight minute.
C.
At the last second minute.
D.
At the last eight minute.
【简答题】词汇考查。 1. How long have you been c shells? 2. Was this your first skating m ? 3. When did you get your first p of skates? 4. I p love globes with animals. 5. Although I am new, I have s friends here. 6...
【单选题】When did Americans change the clocks in Spring?
A.
at 2:00 p.m. on the second Sunday in March
B.
at 2:00 p.m. on the third Friday in April
C.
at 2:00 a.m. on the second Sunday in March
D.
at 2:00 a.m. on the first Friday in May
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