A) was
217. (v21-116-16) Researches noticed that there ... to be a higher number of influenza cases in warm winters.
A) was B) tends
C)uses D)happens
Researches noticed that there ... to be a higher number of influenza c
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Ответ: |
Сборник: Английский язык
Параграф:
Gap filling (right form of the verb)
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