在我国坚持按劳分配能够调动劳动者的积极性和创造性,这是因为
—My cousin is good at all his subjects at school, but he never ________. —What a ________ boy! We should learn from him.
My best friend Alex failed in the maths competition. I’d like to _________.
--What about going boating this afternoon? --It sounds great. ________.
一Do you know the new player of our school team? 一Of course! I have never seen _______.
Did your father tell you _______?