In an attempt to attract more tourists, the Swiss government commissioned several life-size fiberglass cow statues, having them decorated by local artists, and set them up on the streets of Zurich.
A. the Swiss government commissioned several life-size fiberglass cow statues, having them decorated by local artists, and
不平衡
B. the Swiss government commissioned several life-size fiberglass cow statues, they were decorated by local artists, and then
C. the Swiss government commissioned several life-size fiberglass cow statues, had them decorated by local artists, and
D. several life-size fiberglass cow statues were commissioned by the Swiss government, decorated by local artists, and then
根據句意主詞應該是the Swiss government 為主詞
E. several life-size fiberglass cow statues, commissioned by the Swiss government, were decorated by local artists, and they
同D
正確選項C
為何用had
想請教一下 B為何錯