题目
Write the telephone number down ____ you forget .A. in case ofB. in caseC. in a caseD. in one case
Write the telephone number down ____ you forget .
A. in case of
B. in case
C. in a case
D. in one case
题目解答
答案
B. in case
A. in case of
B. in case
C. in a case
D. in one case