59. The number of mobile subscriptions in the world ______ expected to pass five billion this year, according to the International Telecommunication Union.
(A) is
(B) are
(C) will be
(D) were

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統計： A(164), B(19), C(49), D(3), E(0) #79686

詳解 (共 1 筆)

#819675

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A number of---後面接複數

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