Question

______children get older, Doherty said, their brains may develop the ability to indentify visual  context.

A．As

B．When

C．While

D．Since

Answer 1

A

試題分析：As隨著；When當……時候；While當……時候；Since既然。句意：隨著年齡的增長，大腦會形成辨認視覺環境的能 力。根據句意故選A.
點評：本題難度適中。判斷從句中用哪個連詞，需用記住連詞的用法，在句中的作用，連詞也是高考的熱點，需要考生平時多練習。需要考生會分析句子成分理解句意。
即學即練：______you can't answer the question, perhaps we'd better ask someone else.
A. As           B. When            C. While          D. Since
解析：D。句意：既然你無法回答這個問題，我們最好再問問別人。