The _____ production of engines in our factory has doubled this year.

A) no matter how B) whenever C) even if D) wherever

A) that B) than C) when D) which

A) like B) as C) even if D) as if

A) in spite of B) until C) before D) though

A) even if B) as C) because D) since

A) however B) whatever C) no matter D) how

A) However 无论如何不管怎样 B) Because 因为 C) As 既然 D) Though 虽然

A) No matter what 无论什么 B) Even though 即使 C) What D) However 不管怎样

A)posting B)to post C)to be posting D)have posted

A)to shine B)to be shining C)shining D)having shined