_______ is known to everybody, the moon travels around the earth once a month. .
| A．It | B．As | C．That | D．What |
Every morning they meet in the same café. They there for years.
| A．have gone | B．are going | C．go | D．have been going |
I’m putting on weight. The doctor has warned me to sugar.
| A．keep off | B．keep up | C．keep off | D．keep away |
All those second-hand goods are sold at before.
| A．30% as lower price as | B．as 30% low price as |
| C．30% as low a price as | D．30% lower price than |
It was in the small house was destroyed by the flood he spent his childhood.
| A．which; that | B．that; where | C．which; which | D．that; which |
The weather of this year is not so good as of last year.
| A．one | B．the one | C．that | D．those |