[单选题] What caused the accident and who was responsible for it_____a mystery(谜)to us.

1、[单选题]China has hundreds of islands, ___________ is Taiwan Island.

• A、among them the largest
• B、and the largest of which
• C、and the largest of them
• D、but in which the largest

• 点击查看答案
• 进入题库做题

2、[单选题]_________ she couldn't understand was__________ fewer and fewer students showed interest

• A、in her lessons.
• B、What; why
• C、That ; what
• D、What ; because

• 点击查看答案
• 进入题库做题

3、[单选题]We had ___________ wonderful time_________the party_______ other day.

• A、a,on,the
• B、/,at,on
• C、a,at,the
• D、/,on,/

• 点击查看答案
• 进入题库做题

4、[单选题].--" Would you mind the window? It's hot here!" May said.
--"__________."Tom replied.

• A、to open ; No, please
• B、open ; Yes, please
• C、opening; No, of course not
• D、opening ; Yes, please

• 点击查看答案
• 进入题库做题

5、[单选题]--I heard that as many as 4 000 people were killed in 9
--Yes.__________ news came as __________shock to us.

• A、the ; the
• B、the ; a
• C、, / ; /
• D、/ ; a

• 点击查看答案
• 进入题库做题