Use the right forms to complete the sentences. 1) When I was in Great Britain, I often ( understand ) what English people were saying. 2) I know Bob ( understand ) my question yesterday. 3) They don't ( understand ) Italian. 4...

 Use the right forms to complete the sentences.  1) When I was in Great Britain, I often ( understand ) what English people were saying.  2) I know Bob ( understand ) my question yesterday.  3) They don't ( understand ) Italian.  4) Do you think Tom ( understand ) what he is doing?  5) Tanya spoke some English and she ( understand ) a lot.