问题
选择题
I guess we've already talked about this before but I'll ask you again just
________.(2010·浙江)
A.by nature
B.in return
C.in case
D.by chance
答案
答案:C
C [考查介词短语。句意:我想我之前已经跟你谈论过这件事, 但是以防万一, 我再问你一次。by nature 天生地;in return作为回报, 作为交换;in case 万一, 以防;by chance偶然地。]