You are sailing south on the Intracoastal Waterway（ICW）when you sight a green can buoy with a yellow square painted on it.Which of the following is TRUE（）.

The penhe is writing is mine.: by which|in which|on which|with which

【单选题】The party, __I was the guest of honour, was extremely enjoyable. A. by which B. for which C. to which D. at which A. by which B. for which C. to which D. at which

The place _______ the bridge is supposed to be built should be _______ the cross-river traffic is the heaviest. A: which; where B: at which; which C: at which; where D: which; in which

The house _________ we live is not large. A: which B: in which C: on which D: at which

This is the reason ________I was late for school. A: which B: in which C: for which D: on which

The pen ______he is writing is mine.( ) A: by which B: with which C: in which D: on which

Theschool_____Ivisitedlastyearwasnottheone_____Ionceworked. A: which;where B: which;which C: where;which D: where;where

10.The pen ____he is writing is mine. A: with which B: in which C: on which D: by which

7. The pen ________ he is writing is mine. A: in which B: on which C: with which D: by which