Some people got injured and some even got killed in the floods in Beijing in the summer of 2012, which made us ______.
A. comfortable B. nervous
C. calm D. upset
The head teacher told us that most of the students ______ born in the 1990s.
A. were B. had been
C. are D. have been
______ prevent her from attending the meeting, he took away the key to their car ______.
A. So as to; by mistake
B. In order to; on purpose
C. In order to; to her surprise
D. So as to; in surprise
This is the first time that the Chinese woman astronaut ______ sent into space.
A. was B. Is
C. had been D. has been
It is reported that the countries attending the opening ceremony of the London Olympics ______ 229.
A. added to B. added up
C. added up to D. add
In recent years______global warming is becoming______concern for people all over the world.
A．the；the B．不填；不填
C．不填；a D．the；不填
