在检查轮毂轴承时应该将待检查的车轮所在车桥顶起,其他车轮用三角垫塞好
A. 对
B. 错
Fill in the blanks with words or expressions from the boxes.1. Please hand in your completed ____________ by October 30th.2. The manager was very busy. He got a very full ____________.3. She got a(n) _________ of 79 in the test.4. I suggest we _________ over the details and get to the point.5. People say I look _________ like my grandfather when he was young.6. I’ve got an important meeting and I don’t want to ________ the train.7. Fewer than five percent of women have their babies on their __________.8. Jenny likes living in the ___________. It is very convenient and cheap.9. The gasoline tank has a(n) ________ of over 20 gallons.10. It’s really hard to _________ with this noise around here.
下列哪些是孝顺竹的变种及变型?()
A. 花孝顺竹
B. 凤尾竹
C. 观音竹
D. 方竹
观竹秆的竹类植物是()。
A. 龟甲竹
B. 紫竹
C. 佛肚竹
D. 阔叶箬竹