; B. Worried.C. Doubtful.  D. Confused.Day 4When the virus knocks (PII)Choose the best answer:Day 4When the virus knocks (PII)Choose the best answer:1. How did the author feel after he got ……

break away from their usual busy life.Passage 25Passage 25When the virus knocks (P61)When the virus... is confident about future virus research.3. What can we conclude from the text?A. Viruses live longer ……

. To enjoy a family break away from their usual busy life.Passage 25Passage 25When the virus knocks (P61)When the virus knocks (P61)1. How did the author feel after he got the first call?A. Depressed.  ……

You may fool the whole world but not your heart when true love knocks your door!~ 137xxxx4242~ 137xxxx4242Sometimes love is as beautiful as ice, so crystalline, so glittering. But when you touch ……

). Prevention is better than cure. Opportunity never knocks twice.机不可失，时不再来。Meaning: This proverb advises people to take advantage of an opportunity when it arises, as such an opportunity is not likely ……

very badly. Onlookers see more of the game. Opportunity never knocks twice.机不可失，时不再来。Meaning: This proverb advises people to take advantage of an opportunity when it arises, as such an opportunity ……

and give out kisses. When he wants a dog biscuit, he sits down. He knocks on the door to be let in. 21ST ……

into a restroom (公共厕所) and close the door behind them. When the conductor (售票员) comes to collect tickets, he knocks on (敲) the restroom door and says: “Ticket, please.”The door opens a little and a hand ……

meeting. At the station, the lawyers each buy a ticket but the engineers just get one. When asked why... and takes the lawyers' tickets. He then knocks on the bathroom door and says, "Ticket Please." An arm ……

, my brothers. But do you still remember the day when the artist tried to work on you, but you... hurt.Statue: Well, since you refused his tools, he couldn’t work on you. When he decided ……

. But do you still remember the day when the artist tried to work on you, but you refused him?Tiles...: Well, since you refused his tools, he couldn’t work on you. When he decided to give up on you ……

. ■The virus also spreads through the air when a person who has the virus sneezes, coughs, or speaks.... ■The virus also spreads through the air when a person who has the virus sneezes, coughs, or speaks. ■You can ……

Is it safe to eat meat, including poultry?It is safe to eat cooked meat. When the cooking temperature reaches 70 C, the virus is killed. What is the source of the infection?Some of the people ……

scholars argue that it's protected as free speech.A virus becomes illegal only when it is activated - when...BENNY - not his real name - is most famous for a virus that infected Windows 2000 two weeks before ……

become infected when they feed on infected birds, which may circulate the virus in their blood...NEW ORLEANS: Concerns about the West Nile virus are growing as the US deals with its worst outbreak ……