Daily practice 3

09rmb

Obstacles don't have to stop you. If you run into a wall, don't turn around and give up. Figure out how to climb it, go through it, or walk around it. 
任何障碍不能阻挡你的前进。如果你遇上一堵墙，不要转身放弃，而是想办法爬过去、穿过去或者绕过去。——Michael Jordan
& R* O$ p. l3 N3 c% `/ x# E# |好了，让我们快去看看今天的选择题吧
  
每日一问 Today's Question
8 V# [& ]+ _5 G& k3 V$ l- u Much time _____ sitting at a desk, office workers are generally troubled by health problems.
* s' |, y1 n' I8 KA.being spent
. y3 Q+ p- e; C7 mB.having spent
C.spent
D.spending

1 H" m* y* }  B
正确答案
7 k: x: L0 T4 N0 x* h% zC
解析
5 C8 r) c' T5 r9 g- _& e句意：上班族们坐在办公桌前太久，一般会受到健康问题的困扰。分析句子结构可知，分词的逻辑主语和后面主句的主语不一致，应用独立主格结构。分词主语和分词动作之间构成逻辑上的动宾关系，且动作已完成，故用过去分词。故选C项。

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meowgood

老哥你最近好像不发帖了。