These broken pieces of plates don’t fit together, they ___________ parts of different ones.

Do you want tea or coffee? —-_____. I really don’t mind.(介意)

How long have you been here ? —______ about two days.[ ]

Only when he returned ___________ that the war had ended and the army had come back.

She asked if I ________ to Beijing tomorrow. If I ________, she will go with me.