Part I Structure and Vocabulary Directions: Beneath each of the following sentences, there are four choices marked A, B, c and D. Choose the one that best completes the sentence. Mark your answer on the ANSWER SHEET.(5 points) a He is off to Paris again tomorrow. He tells me that, with this journey, he there and back twenty times
A1 型 题(1071~1192) 1071.The proportion of gastroesophageal reflux symptoms in the general populaton is: A.1%~8% (易、记忆) B.7%~15% C.14%~22% D.21%~29% E.28%~36%