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
我觉得是B。
我查了一下Longman:
alone有一个意思是without including anything else
例子是The case will cost thousands of pounds in legal fees alone
852.There are more than forty newspapers published in the cities of Kerala, a state on the Malabar Coast, which reflects the fact that Keralans are by far India’s most literate citizens.
(A) which reflects
(B) and that number reflects(best)
(C) which reflect
(D) that number reflects
(E) that reflects
这个跟twice that number有距离,而且不存在twice the number 和twice that number的比较选项
In 1993, there were 189.4 million vehicles registered nationwide, compared with 181.3 million in 1988, and 142.1 million in 1977. The number of trucks alone mushroomed by 40 percent between 1977 and 1988.