问题
选择题
Dr Brown has the habit of _____ the room when he is thinking about something troublesome.
A.pacing
B.stepping
C.walking
D.marching
答案
答案:A
pace the room是个固定搭配。在屋子里来回镀步
Dr Brown has the habit of _____ the room when he is thinking about something troublesome.
A.pacing
B.stepping
C.walking
D.marching
答案:A
pace the room是个固定搭配。在屋子里来回镀步