GWD-9-Q31:
        

The current economic downturn has significantly reduced advertising income both for business journals as well as general consumer magazines, especially if focusing on technology.

A. has significantly reduced advertising income both for business journals as well as general consumer magazines, especially if focusing

B. has significantly reduced advertising income both for business journals and for general consumer magazines, especially those focusing

C. significantly reduced advertising income for both business journals and for general consumer magazines, especially when focused

D. reduced both business journals’ and general consumer magazines’ advertising income significantly, especially if focused

E. reduced advertising income significantly for both business journals, as well as for general consumer magazines, especially those focusing

reduced both business journals’ and general consumer magazines’ advertising income significantly

我選B  但是我還是不懂Those 為什麼可以指代journals and magazines? those 可以一次指兩個名詞嗎???

reduced both business journals’ and general consumer magazines’ advertising income significantly

我選B  但是我還是不懂Those 為什麼可以指代journals and magazines? those 可以一次指兩個名詞嗎???

Yes, it can.