—Why she buy that expensive coat when these cheaper ones are just as good.
—It doesn’t make sense, does it?
| A．must | B．shall | C．can | D．may |
U.S. President Barack Obama arrived in China’s economic center Shanghai on Sunday night, November 15th 2009, ______a state visit to China.
| A．starting | B．started | C．to start | D．having started |
There’s another way to survive this competition -- a way no one ever seems to tell you about, _____ you have to learn for yourself.
| A．one | B．it | C．that | D．another |
— Can you tell me something about _________ science.
— OK. _Nobel Prize in Chemistry is usually awarded to Americans.
| A．the; The | B．/; The | C．a; / | D．the; / |
Don’t be so upset. It won’t be ______ your children can return to school again.
| A．long before | B．long ago | C．before long | D．long |
— Tomorrow is John’s wedding ceremony. Have you got any idea ______ it is to be held?
— I’m not informed yet.
| A．that | B．what | C．which | D．where |