问题
单项选择题
人行道在桥面断缝处必须做()。
A.防水
B.伸缩缝
C.栏杆
D.防护设备
答案
参考答案:B
人行道在桥面断缝处必须做()。
A.防水
B.伸缩缝
C.栏杆
D.防护设备
参考答案:B
根据句意,从方框内选择合适的短语并用其适当形式完成句子。 | |
2. Don't _____ stories any more. We won't believe you. 3. Don't _____ make mistakes when you learn a foreign language. 4. When you meet a new word, you can _____ it _____ in the dictionary. 5. Our English teacher thinks _____ is important when we learn English grammar. |