花托在雌蕊基部所形成的可分泌蜜汁的肉质增厚部分称()
A.花柱基
B.花盘
C.蜜腺
D.分泌腔
E.乳汁管
参考答案:B
阅读理解。
Han Mei is a Chinese girl. She is thirteen. Her brother's name is Han Lin. He is fourteen. Han Mei
is a middle school student. She is a good student. Han Lin and Han Mei go to the same school. Han
Mei's father is a doctor. Her mother is an English teacher.
1. How old is Han Mei?
A. She is 11 years old.
B. She is twelve.
C. She is 13.
D. She is fourteen.
2. What's her brother's name?
A. Her brother's name is Han Ping.
B. He is Han Mei.
C. His name is Han Bing.
D. His name is Han Lin.
3. Does Han Lin go to school?
A. Yes, he goes to the same school.
B. No, he is a worker.
C. No, he is a student.
D. Yes, he goes to a different school.
4. Is their father a teacher?
A. Yes, he is.
B. No, he isn't.
C. Yes, he's.
D. No, he is.
5. Is their mother a doctor or a teacher?
A. Yes, she is a doctor.
B. Yes, she is a teacher.
C. She is a doctor.
D. She is a teacher.
A41H型阀门为()。
A.闸阀
B.截止阀
C.球阀
D.安全阀