Go (and) get your umbrella!
傘を取ってきなさい
go (out) on a date (with ...)
(…と)デートに出かける
go (to the) potty
((小児))トイレに行く
go (as) white [pale] as ashes
まっさおになる
Go 'way.
あっちへ行け
go [set] about one's work
作業を始める
go [live] abroad
海外に行く[住む]
go according to plan
予定通りにいく
go according to schedule
予定どおりに進む
go [swim] against [with] the stream
時流に逆らう[従う]