This kind of beef from India tastes . We don’t like it at all.

What are you doing there—-Listen, Mum! I hearsomebody______upstairs

Do you know the most ancient city in China—Xi’an well?—No，this is the first time I ________ here

Why don’t you ask Tom to do it?– I don’ t know whether he is______ to. He sometimes makes things worse.

“Mike is often absent from class.” “Tell him he _____ answer for it if he goes on behaving like that.”