神马作文网be able to和can
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be able to和can
I went there in 1984,and that was the only occasion when I ________ the journey in exactly two days.
A.must take
B.must have made
C.was able to make
D.could make
I went there in 1984,and that was the only occasion when I ________ the journey in exactly two days.
A.must take
B.must have made
C.was able to make
D.could make
选C
be able to 是经过努力所能达到的能够,无被动语态,通常句式前会有很多词做铺垫,像例句,“我是1984年去的那里,那也就是当时唯一的机会,我能够恰好2天抵达”
can 强调力所能及,表示体力或脑子方面的能力,或是具备某种客观条件能做某种动作的“能力”,只有现在和过去两种形式,其他时态则需要用be able to 来表示
be able to 是经过努力所能达到的能够,无被动语态,通常句式前会有很多词做铺垫,像例句,“我是1984年去的那里,那也就是当时唯一的机会,我能够恰好2天抵达”
can 强调力所能及,表示体力或脑子方面的能力,或是具备某种客观条件能做某种动作的“能力”,只有现在和过去两种形式,其他时态则需要用be able to 来表示