I have been reading this book for three days., We have been playing volleyball for 20 minutes., She has been doing her homework all morning., Peter has been swimming for half an hour., It has been snowing since last night., You have been waiting for the bus for 20 minutes., The students have been writing a test since 9.20, My parents have been doing the shopping since morning., Vlad has been learning English for 4 years., Matey has been playing football since he was 8.,

form 7 unit 3 Present perfect continuous

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