Doctors believe only _____ small number of people _____ in the danger of getting the disease.
| A．a; is | B．\; is | C．a; are | D．the; are |
______to take this adventure course will certainly learn a lot of useful skills.
| A．Brave enough students | B．Enough brave students |
| C．Students brave enough | D．Students enough brave |
A computer does only what thinking people______.
| A．have it do | B．have it done |
| C．have done it | D．having it done |
“______something valuable and throw the rest away,”the mother asked her children when they were cleaning the old house.
| A．Pick up | B．Pick out | C．Pick from | D．Pick off |
As they are retired,Mr and Mrs Scott prefer a house in the country to spend their late
r years to______in a large city.
A.it B.that C
.one D.which
The building______the 12th century.
| A．is dated back to | B．is dated from |
| C．dates back to | D．go back in time to |