How’s your mum—She’s .

Meals (早餐) are very boring. He has the same things to eat every day.

There are ________ bears on the earth because they have ________ space on it.

ysics teacher and English teacher always givetheir lessons in a lively and clear way,____ greatly benefits us students.

The actor still remembers the excitement in his classwhen a female classmate _____ for a key role in a Zhang Yimou film．