The teacher asked Mary _____to his office. [ ]
A. go
B. to go
C. going
D. went
答案:B
瘿病实证常见证候有()
A.气郁痰阻
B.痰结血瘀
C.肝火旺盛
D.痰饮内阻
电力电缆路径的选择应符合()。
A.避免电缆受到各种损坏及腐蚀;
B.避开城市人行道;
C.避开规划中建筑工程需要挖掘施工的地方;
D.便于运行维修