.The reason for his success is ______ he worked very hard.
._______he is working much harder, he won’t have any trouble passing the entrance exams.
.. ――Do you mind ifI smoke?- Well_______,I'd rather you didn't.A. realiy B.actually c.trulv D.sincerely
..It is difficult to_______a conversation with someone who only says "Yes" or "No".A. keep up B.hold up c.pick up D.make up
.It seems to me that______little money he earns hardly supports______family as large as hi:A.the;a B.a;the c.不填;a D.不填:the
._______ , the firemen put all the fires out quite quickly.