Some of these sentences are correct, and some have a word which should not be there. If the sentence is correct, put a tick (V ). If it is incorrect, cross the unnecessary have or has out of the sentence and write it in the space.
e.g. Susan has lost her keys. She can't find them anywhere.
Christopher has hurt his hand, but it's OK now. has
The directors have arrived half an hour ago, but they didn't stay long. ____
It's raining, and Peter has left his umbrella behind, look. ____
It's a long time since your friends have last visited us. ____
None of you have called me for weeks. Aren't we friends any more? ____
We can play tennis now. The others have finished. ____
The company has bought some land, but then it sold it. ____
The computer isn't on now. Someone has turned it off. ____
Tessa has posted the parcel. It's on its way to you. ____
Several bombs have gone off in the city centre. It has happened an hour ago. ____
Simon has left. He and Oliver have left after lunch. ____