The man in my room ________ be my brother. He is still in France.
couldn't
mustn't
needn't
can't
单词辩音:找出下列划线部分不同的选项 (5分)
--Let’s go to the zoo this weekend. ---_________. But I have to finish my homework first.
If you want to be healthier,you should eat ______ meat and______ vegetables .
Can you __________?
There are five _______ on the floor.