[简答题]The discovery last week of possible evidence of life on Mars has electrified debate over whether the universe is a barren void or a nursery pregnant with life.
Scientists who have come stunningly close to repeating genesis, or the origin of life, in a test tube, say the building blocks for life exist everywhere. The challenge is putting them together. (46) "The origin of life is a relatively easy concept and there’s a wide variety of conditions under which it will take place," said late Stanley Miller, a professor at the University of California and a pioneer in the field. "Perhaps the remarkable thing is that even though Mars is not a favorable environment, the origin of life took place. "
Astronomers have found that the same gases present in our solar system are present throughout the universe.
(47)Efforts to make microscopic life from these basic elements on Earth suggests the chance of life arising under similar circumstances is the same everywhere, say che

[单项选择]Jim helped Li Lei ______ his English last week.
A. in
B. with
C. by

[单项选择]Where was Bob last week
A. In Australia.
B. In China.
C. C . In Englan

[单项选择]
What did the woman buy last week

[单项选择]What happened to the man last week
A. He met the woman’s friend in the street.
B. He heard from their friend.
C. He met their friend in the street.
D. He telephoned the woman’ s friend.

[单项选择]Who joined the birthday party last week
A. All the woman’s friends went to the birthday party.
B. Only Peter went to the birthday party.
C. Peter didn’t go to the birthday party.

[单项选择]Last week 29 earnest American high school students were invited to an evening of receiving good words, small talk, warm toasts and fancy silverware.
"Find out something about the person sitting next to you," advised former US Secretary of State Madeleine Albright. "Eventually, you’ll discover they always have something interesting to say. And you should always use the proper silverware in the proper order. "
Albright was the guest of honor at the imitated Official Dinner, which was a lot like a real official dinner in Washington minus the soft money.
The evening was sponsored by the St. Albans School of Public Services to introduce its first class to the fine art of social survival.
More than 84 guests, including students, teachers, school donors and speakers, gathered to replicate the lifestyle of the rich and political.
The idea was to teach the social graces that will help students survive any social situation.
Anyway, the whole proper fork thing
A. to see the life style of the rich and political
B. to discuss international and public policy issues
C. to learn to survive in different social situations
D. to learn to become the future leaders of the White House

[填空题]survey of regional business conditions last week. But the survey found

[单项选择]Jake （）with Janet since last week
A. had never talked    
B. hasn’t talked
C. doesn’t talk      
D. will never talk