The children from the U.S. got used to (eat) ______ Chinese food quite soon.
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1（）
A. He leaves for school at 7.
B. He’s studying in Paris.
C. He’s doing very well.
D. He likes his school.
对外贸易依存度（degree of dependence upon foreign trade），又称对外贸易系数，是指一国对外贸易总额（出口额和进口额之和）在该国国民生产总值或国内生产总值中所占的比重。
A. 对
B. 错
重度脱水伴周围循环衰竭时应迅速滴注或推注 ________ ,低渗性脱水，输液速度应快，高渗性脱水宜慢些，否则易发生 ________。
血清淀粉酶测定是诊断急性胰腺炎的重要方法，血清淀粉酶愈高，病情愈严重。
A. 对
B. 错
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