Complete the sentence!!!

Please choose the option that can best complete the sentence. 1. Since the use of antibiotics ___________ widespread, certain types of pneumonia and streptococcal infections are no longer as terrifying as they once were. (A) was becoming (B) had become (C) has become (D) becomes 2. The Olympic Games, __________... show more Please choose the option that can best complete the sentence.

1. Since the use of antibiotics ___________ widespread, certain types of pneumonia and streptococcal infections are no longer as terrifying as they once were.
(A) was becoming
(B) had become
(C) has become
(D) becomes

2. The Olympic Games, __________ in 776 B.C., did not include women participants until 1912.
(A) first played
(B) they were first played
(C) that they were first played
(D) which they were first played

3. Rasputin __________ responsible for many of the ill-fated events that occurred during the reign of Czar Nicholas II in Russia.
(A) believed to be
(B) they believed him to be
(C) was believing to be
(D) was believed to have been

4. Never before in the history of the country __________ as spiritually united as they were during the war.
(A) the people were
(B) had the people been
(C) the people had been
(D) when the people were

5. __________ the mathematical ability of girls is innately the same as that of boys is now generally accepted.
(A) The fact that
(B) It is a fact that
(C) In fact,
(D) The fact is that

Thank you for your help!!!
Update: 這個不是作業或功課~
是去年94年研究所的英文入學考試題目,我只是想要知道大家的答案和我ㄧ不ㄧ樣而...
Update 2: 這個不是作業或功課~
是去年94年研究所的英文入學考試題目,我只是想要知道大家的答案和我ㄧ不ㄧ樣而...
Update 3: 這個不是作業或功課~
證據在此 http://www.lib.ntptc.edu.tw/service_4.htm
Update 4: 謝謝所有幫忙回答的人~
更謝謝 - 紗原軒: 還有解四
Update 5: 更謝謝 - 紗原軒: 還有解釋文法,謝謝!
4 answers 4