gwd 12 两道语法请较

Q14:

In 1914 a total of 469,000 cars and trucks were produced in the United States, but in 1929 almost twice the numbers of tucks alone came off the assembly lines.

the numbers of tucks alone
that number of trucks alone

the number of trucks by themselves

as many trucks themselves

as many trucks by themselves

Answer:

Q28:

Some scientists contend that many species of dinosaur had a metabolism more like a warm-blooded mammal’s than a cold-blooded reptile’s.

that many species of dinosaur had a metabolism more like
that the metabolism of many dinosaur species were more like
that the metabolisms of many species of dinosaurs were more like those of

there were many species of dinosaurs that had metabolisms more like those of

there were many dinosaur species that had a metabolism more like that of

Answer:

那个对呢？？　太让人郁闷了