1) I .................................... English for three years. a) studying b) have been studying c) has been studying d) been 2) She .............................. at the school since 2020. a) has b) have been working c) working d) has been working 3) He .................................... football every afternoon lately. a) has been playing b) have been playing c) playing d) has 4) We ................................ for the bus for 20 minutes. a) has been waiting b) waiting c) have been waiting d) been 5) The teacher ........................... the lesson for a long time. a) has been explaining b) explaining c) been d) have been explaining

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