The present perfect with 'for' and 'since' Comparatives and superlatives The present perfect with ‘just’, ‘already’ and ‘yet’ Defining relative clauses ‘May’, ‘might’ and ‘could' Subject questions Too ...
I have been singing all day. She has been reading. Some people have been in government since 1999. The lecturer has been teaching at UNILAG for eight years. He has been sleeping in the other room. The ...
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