Do you know the man ________ visited the United States in February? –Yes. He is Chinese Vice-President Xi Jinping. He said it was his _______ visit to the United States.
I am going hiking _______the mountain.[ ]
____ to the meeting on time tomorrow. It’s very important.[ ]
Some of the CDs belong to her, while the rest are ________.
Everyone is here ______ LiuMing.Because he was ill. [ ]