it's from the OG and the OA is actually C IMO,the D and E are wrong because the 'and' means that 'nuclear fusion' is the subject, rather than 'the force', of the verb 'merge'. then A is out between B and C, the 'like nuclear reactors ' in B might mean that nuclear reactors merge the nuclei of atoms ...

je sais...
thanks�

12th OG CR 54

Journalist:In late 1994, the present government of the Republic of Bellam came into power. Each year since then,about thirty journalists have been imprisoned for printing articles that criticize the government. In 1994, under the old government, only six journists were imprisoned for criticizing the...

in a comparative sentence where the comparative degree is used，the 'than' cannot be replaced by terms such as 'compared with' in formal written English

i chose D
because the 'by' in the E is wrong...i think 'raising global temperatures'is the result rather than the method of 'harm the environment'

only when n is an odd integer,which has no 2 as its prime factor，the prime factors of 2n include 2 plus the prime factors of n. according to the above formula for calculating the total positive integers of a positive integer，the number of positive integers by which 2n is divisible equals twice t...

Guidebook writer

Guidebook writer: I have visited hotels throughout the country and have noticed that in those built before 1930 the quality of the original carpentry work is generally superior to that in hotels built afterward. Clearly carpenters working on hotels before 1930 typically worked with more skill, care,...