钢索配线的引下线,在标高不超过()m的部分应采用保护管。
A.1
B.2
C.3
D.4
参考答案:B
If you visit Italy, you can go to____and take photos there.
A.Mount Fuji
B.The Tower Bridge
C.The Statue of Liberty
D.The Leaning Tower of Pisa