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【单选题】
诊断主动脉瓣狭窄最重要的体征是:( )A.
周围血管征
B.
心脏下扩大极明显
C.
Austin-Flint杂音
D.
胸骨左缘第3,4肋间有舒高调递减型杂音
E.
主动脉瓣区收缩期喷射性杂音
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举一反三
【单选题】There was a________look on his face when he met with the________problem.
A.
confusing；confusing
B.
confused；confused
C.
confusing；confused
D.
confused；confusing
【单选题】Finding the ______look on the student’ s face, the professor felt _____about his explanation.
A.
confusing, embarrassed
B.
confused, embarrassed
C.
confused, embarrassing
D.
confusing, embarrassing
【简答题】请写出单词“think”的过去式。
【单选题】His (remark) (made) me (confusing); however, I (understood) later on.
A.
remark
B.
made
C.
confusing
D.
understood
【简答题】回想过去 think ____to
【单选题】听力原文：W: The red and white shirt looks nice. M: Thank you, but I like green best. What color does the man like?
A.
Red and white.
B.
Green.
C.
Red.
【简答题】Do you think or talk about the Internet all the time? " think " 的过去时___ (1) ___,过去分词 ___ (2) ____。
【简答题】His ________ directions confused us we did not know which of the two roads to take. A) ambiguous B) complicated C) arbitrary D) intricate
【简答题】think的一般过去时形式为A. thought
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