1) It_____(not;be) the bat that created coronavirus a) mustn't be b) shouldn't have been c) can't have been d) mustn't have been 2) People shouldn't let their dogs____(walk) without a leash(поводок). a) to walk b) walking c) walk 3) I______ go abroad last year. a) could b) was able to c) managed 4) He ______ crossed the road at red light. He_______ injured. a) can't have ; should've been b) must have; could've been c) shouldn't have; could've been d) could've; could've been 5) It______ been hard to change your profession. But it's always a good idea to risk and then succeed. a) must've b) should've c) may've d) shouldn't have

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