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Put the verb into the correct form, present continuous or present simple. 
1) Who is that man? Why _________(he/look) at us?
2) Alan says he's 80 year old, but nobody _______(believe) him.
3) She told me her name, but i _________(not/remember) it now.
4) I ___________(think) of selling my car. Would you be interested in buying it?
5) I ___________(think) you should sell your car. You _________(not/use) it very often.
6) Air _______________(consist) mainly of nitrogen and oxygen. 

Complete the sentences using the most suitable form of be. Sometimes you must use the simple (am/is/are) and sometimes the continuous is mare suitable (am/is/ are being). 
1. Sarah ____________ very nice to me at the moment. I wonder why. 
2. You'll like Debbie when you meet her. She ________very nice.
3. You're usually very petient, so why ___________so unreasonable about waiting ten more minutes?
4. Why isn't Steve at work today? ______________ ill?

1) Who is that man? Why _________(is he/looking) at us?2) Alan says he's 80 year old, but nobody _______(believes) him.3) She told me her name, but i _________(do not/remember) it now.4) I ___________(am thinking) of selling my car. Would you be interested in buying it?5) I ___________(think) you should sell your car. You _________(do not/use) it very often.6) Air _______________(consists) mainly of nitrogen and oxygen. 1. Sarah _____is being_______ very nice to me at the moment. I wonder why. 2. You'll like Debbie when you meet her. She ____is____ very nice.3. You're usually very petient, so why __are you being_____ so unreasonable about waiting ten more minutes?4. Why isn't Steve at work today? ___Is he_____ ill?