From mother’s love, patience and understanding, I have learned what a huge responsibility______ is to raise a child.
Fans still ___ Michael Jordan though he doesn’t fight for the Chicago Bulls any more.
Only in this way ________ make progress in your English.
The reason ________ he hasn’t come is ________.
Please keep us ________ of how things are going on.
---- Do you mind if I smoke here, madam? ---- ________, sir.