that决定了只能选 a or b
size 应有冠词
这句话可为:
The wheel of the old wagon is nearly twice the size of that of a modern car
or
The wheel of the old wagon is twice as big as that of a modern car.
that决定了只能选 a or b
size 应有冠词
这句话可为:
The wheel of the old wagon is nearly twice the size of that of a modern car
or
The wheel of the old wagon is twice as big as that of a modern car.