问题
选择题
The universe began with the Big Bang 13.7 billion years ago, with everything___ in space smaller than a grain of sand.
A．started
B．starting
C．to start
D．to be started
答案
答案：B
考查非谓语动词。本题考查with + 宾语 + 宾语补足语，宾语与补足语之间为主动关系，故选B。