52. We must ______ right away; otherwise, we will miss the flight.
(A) to go
(B) go
(C) be gone
(D) to be going
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統計: A(1573), B(2893), C(232), D(244), E(0) #1626828
統計: A(1573), B(2893), C(232), D(244), E(0) #1626828
詳解 (共 8 筆)
#2355857
補充
must = have to +原型動詞
must not 不可以、不能的意思
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