2020高考英语复习 状语从句及答案

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一、单项选择 ⒈（2019·江苏）The doctor shares his phone number with the patients _______they need medical assistance.? A.if only 　　　B.as if C.even though 　D.in case ⒉（2019?天津）Tom is so independent that he never asks his parents’ opinion _________ he wants their support.? A.since B.once C.unless D.after ⒊（2019?天津）Watch out for injuries while exercising.Always stop______you begin to feel any pain.? A.in order that B.even if C.ever since D.as soon as ⒋（2018·北京）_