Manybusinessesstartedupbycollegestudentshave

問題詳情：

Many businesses started up by college students have _________ thanks to the comfortable climate for business creation.

en off                     n off                   ed off                  off

【回答】

B

【解析】試題分析：考查動詞短語辨析。fall off跌落，下降；take off起飛，成功，受歡迎；turn off關閉；leave off停止，中斷；根據句意可知B項正確。

考點：考查動詞短語辨析

知識點：詞組 短語

題型：選擇題