It is not uncommon for there______ problems of communication between the old and

游客2023-11-04 24

问题 It is not uncommon for there______ problems of communication between the old and the young.

选项 A、being
B、would be
C、be
D、to be

答案 C

解析 essential表示“必须的”，其后所接从句中谓语用“should+动词原形”表示虚拟，其中should可省略。故C为答案。

转载请注明原文地址:https://tihaiku.com/zcyy/3157712.html

相关试题推荐

随机试题

最新回复(0)

Sheremainsconfidentand______untroubledbyourpresentproblems.A、indefinite