The lady in this photo _______ be over fifty! She looks so young!

Some of the rubbish, such as food, paper and iron, _____ away over a long period of time.

In the front of the hall _______ a group of pupils, who were listening to the lecture attentively.

I called Bruce many times yesterday, but I couldn’t get throughHis brother ____ on the phone all the time

How about the dishes—Delicious. Nothing tastes ________.