_______ laws of motion are simple, motion, as we see it in the world about us, certainly is not.
| A．When | B． While | C．As | D．Even |
.________ he says, I won’t believe him since I know he is a big liar.
| A．No matter what | B．What | C．Anything that | D．All that |
The bike hit the tree ______ I could get off.
A when B before C until D while
That evening ____Smiths sat before a bright fire and had___nice supper.
| A．X,a | B．the ,a | C．X,X | D．the,X |
. If only you _______ there with me yesterday !
| A．are | B．were | C．had been | D．be |
. The organization’s _____ are to provide food for homeless people and help them find somewhere to live.
| A．aims | B．rules | C．suggestions | D．profits |