Who ______ P.E —Sam _______.
Hi, what did our monitor say just now?— Every boy and every girl as well as teachers who are to visit Water Cube ______ asked to be at school gate before 6∶30 tomorrow morning.
Could it be in the restaurant in ___ you had dinner with me yesterday ___ you lost your handbag.
.There was ________ general expectation that________ most students would pass the exam.
Warmblooded animals live an active life even in freezing winter，which helps them to ________ their normal body temperature.
