We should have teamspirit but there are a few occasions_____members are uncertain of their roles.A.w

题目简介

We should have teamspirit but there are a few occasions_____members are uncertain of their roles.A.w

题目详情

We should have teamspirit but there are a few occasions_____members are uncertain of their roles.
A.whenB.whoseC.whyD.which
题型:单选题难度:偏易来源:不详

答案

A
先行词occasion意思为 “场合;时刻”,表示时间,且从句中不缺主语和宾语,故此处用when引导定语从句,when在从句中作状语。

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