coffee was first discovered by Kaldi
coffee was first discovered by Kaldi’s goats
coffee was first discovered in South American countries
coffee drinks were first made by Arabs
第1题：
此题为判断题(对，错)。
第2题：
A.immortality
B.political
C.money
D.knowledge
第3题：
此题为判断题(对，错)。
第4题：
The researchers have conducted an experiment to prove that people will act in emergencies when ______
A) they are in pairs
B) they are in groups
C) they are alone
D) they are with their friends
第5题：
A.legend(position( ))
B.msymbol( )
C.xsize( )
D.ylabel( )
E.xlabel( )
第6题：
Which of the following is true ?
A. In different countries, the manners are the same .
B. Different manners in different countries .
C. Good manners are not important .
D. In Arabic countries we mustn’t be careful with our hands .
第7题：
A. He had them re-examined.
B. He used them according to specifications.
C. He looked into the contract.
第8题：
此题为判断题(对，错)。
第9题：
The traffic police were searching for evidence to prove the man’s ______.
A、mistake
B、fault
C、shortcoming
D、error
第10题：
51 A realize B suggest C hope D prove