—I wonder if I could use your washroom.
—Of course. Just .
A. be cautious B. make yourself at home
C. take your time D. go upstairs
—I wonder if I could use your washroom.
—Of course. Just .
A. be cautious B. make yourself at home
C. take your time D. go upstairs
B。考查交际用语。make yoursel
f at home“别拘束, 随便”, 符合语境。