题目

Tom was about to close the window__________his attention was eaught by a bird. A.when     B.if     C.and     D.till   答案：A考查固定句型。Be about to do….when…表示就要做某事时，突然…仿照下面句式，写一个比喻句：同情是一缕春风，让枯秃的枝头绽出新绿。同情是                         ，                                                  。