US First Lady Michelle Obama encouraged(鼓励)students to study abroad in her ____when visiting Peking University (北京大学) on March 22, 2014.
─did you play the piano today? ─ For five hours.
They have been doing morning exercises they up.
The tourists are all interested the Great Wall.
─You look so tired, Celia! ─Yes. I volleyball the whole afternoon.
—Paul invited us to take part in a party tomorrow evening. — ______ Is tomorrow his birthday?