题目内容：
Questions are based on the following passage．Although malaria ( 疟疾 ) deaths have fallen worldwide over the last decade,health leaders warned of a small but rising threat in parts of Southeast Asia, where anti-malaria drug resistance is confusing 1. Four countries--Cambodia, Myanmar, Thailandand Vietnam--make up an "epicenter to malarial drug resistance," said Robert Newman,the2of the World Health Organization's Global Malaria Program.
Researchers have found that people in the Southeast Asia region have 3 highrates of resistance to artemisinin-based ( 以青蒿素为基础的 ) combination therapies,which are considered the best ways to treat the most deadly of the four types of parasitesthat 4 malaria in humans. It's a problem without a clear fix, even though malariadeaths in those countries have continued to5, he said.
The cases represent only a tiny portion of malaria cases worldwide, but neverthelessrequire "more attention because history has taught us what happens if these cases get outof control," Newman said. Keeping drug resistance from 6 Africa is also critical, headded.
The transmission of malaria across borders could be a factor. Insufficient regulationand inappropriate use of drugs also7, Newman said, giving the example ofpatients who stop using the medication after a few days because they start to feel better.
Substandard or counterfeit ( 假冒的 ) medicines may play a role because they containenough of the right 8 to kill some of the infectious parasites, but not enough to killother bad strains.
Drug resistance was a small but9 part of the World Health Organization's 2013
World Malaria Report. Global leaders in combating malaria identified problems in testingand reporting accurate estimates, but said that a lack of funding was the single greatestthreat to10eradicating malaria.
A．accurately
B．appropriate
C．cause
D．contribute
E．decline
F．director
G．eventually
H．experts
I．ingredients
J．patients
K．perplexing
L．reaching
M．resistance
N.Stsurprisingly
O．treating
第1题应选()
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