门静脉高压的临床表现有（）
A.脾肿大
B.食道和胃底静脉曲张
C.痔静脉曲张
D.腹水
E.腹壁静脉曲张
参考答案：A, B, C, D, E
Tomorrow there's a program about our school on TV, then it by millions of people. [ ]
A. will see
B. saw
C. will be seen
D. was seen
基本语法
1. I was ill ,so I __(不得不)stay at home today.
2. You____ (不必)return that book to me at once.
3. We _ (可能去)to visit my father's farm during the summer vacation.
4. You ___ (可以)call him. He __ (不可能)do anything else this afternoon.
5. ______(或许)she will invite you to her party ,too.
