【2015·天津】We need to get to the root of the problem______ we can solve it.
(安徽卷33). Just use this room for the time being, and we’ll offer you a larger one ____it becomes available.
(安徽卷29). The engineer are so busy that they have zero time for outdoor sports activities, ___they have the interest.
(全国卷II 7). Tom was about to close the windows_____ his attention was caught by a bird.
.(全国卷I 30). The little boy won’t go to sleep ______________his mother tells him a story.
状语从句(全国卷I 25). Mary made coffee ________ her guests were finishing their meal.A. so that B although C. while D. as if