7. The pen ________ he is writing is mine.
A: in which
B: on which
C: with which
D: by which
A: in which
B: on which
C: with which
D: by which
举一反三
- The pen ______he is writing is mine.( ) A: by which B: with which C: in which D: on which
- 10.The pen ____he is writing is mine. A: with which B: in which C: on which D: by which
- The penhe is writing is mine.: by which|in which|on which|with which
- Mine type refers to the type of mine which is divided according to the designed annual production capacity of the mine.
- This is the pen ____ he bought yesterday. A: which B: who C: when