在职申硕英语考试

【单选题】 As I looked at the carpet, I wished that it (could) speak, (since) it (must witness) many interesting events (in) the past decade.
A．could
B．since
C．must witness
D．in

网考网参考答案：C
网考网解析：
must后面采用完成时虚拟语气，表示“一定见证了”，应该将其改为must have witnessed。 查看试题解析出处>>