Your work would be much better _____ you’re always in such a hurry.
A．whenB．becauseC．onceD．unless
D

試題分析：句意:你的工作會做的更好如果你不是那么地匆忙的話。when當……時候；because因為；once一旦；unless如果不。根據(jù)句意故選D。
點評：本題難度適中。連詞是近幾年高考�？嫉恼Z法項目，主要考查的是它們的用法及意義，還需正確理解句意及正確分析句子的成分才能做出正確的判斷。
即學即練：_____ installed, this heater operates automatically.
A. Why          B. Because         C. Once           D. Unless
解析：C。句意：一旦安裝好以后，這加熱器就會自動地運行。
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