–Whose is this purple scarf?–It _______ be Mary’s. She always wears a purple scarf like this.
We should have ______fast food, ________fresh vegetables and take enough exercise.
They had a wonderful time _______________ .
I don’t like milk , but my mother makes me ________ it .
----What’s the weather like today? ---- It’s ________ warm ________ yesterday.
The Changjiang River is _________in the world.