In this section, you will hear several news items. Listen to them carefully and then answer the questions that follow.Questions 21 to 23 are based on the following news. At the end of the news item, you will be given 15 seconds to answer the questions. Now, listen to the news. President Bush’s National Security Advisor Condoleezza Rice is going to meet with ______ on the road map plan for Middle East peace.
A. Palestinian Prime Minister Abbas
B. Israeli Prime Minister Ariel Sharon
C. Uamas leaders
D. Islamic leaders
查看答案
有关甲状腺的生理代谢描述不正确的是
A. 甲状腺具有从血循环摄取无机碘并合成、储存和分泌甲状腺激素的能力
B. 甲状腺激素包括T3、T4和rT3
C. 其中结合部分＞99%
D. 结合的甲状腺激素和游离的甲状腺激素均有生理活性
E. TT3、TT4、FT3、FT4处于动态平衡
Questions 14-16 are based on the conversation you’ve just heard. What is Mrs James doing now
A. She is studying cooking.
B. She is studying typing.
C. She is studying French.
D. She is studying sewing.
Questions 20-23 based on the news you’ve just heard. Which statement is true about the car collision
A. One driver caused it.
B. Two drivers were speeding.
C. The cause is still unknown.
D. One person was badly hurt.
18F-FDG作为肿瘤显像剂的原理是基于
A. 多数肿瘤细胞无氧葡萄糖酵解异常旺盛
B. 肿瘤细胞膜上葡萄糖转运蛋白对18F-FDG转运速率相对增快
C. 18F-FDG在肿瘤细胞内经己糖激酶作用转变为6-磷酸-18F-FDG而滞留在细胞内
D. 肿瘤局部18F-FDG摄取量与肿块内成活的肿瘤细胞数成正比
E. 以上都对
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