假设明天会下雨，我们最好带上雨伞。

___Assuming it rains tomorrow, we'd better bring umbrellas.

这位年轻的经理即将承担更大的管理责任。

The young manager is ___assuming greater administrative responsibilities.

他用一副假装无所不知的态度回答问题，让人很不舒服。

He answered questions with an ___assumed air of knowing everything, which was quite irritating.