I ______ go to bed until I ______ finished my work.
a. don’t/had b. didn’t/have c. didn’t/had d. don’t/have
. John hopes to become a friend of ______ shares his interests.
| A．whomever | B．anyone | C．no matter who | D．whoever |
Large quantities of time ______ for practising guided writings.
| A．was needed | B．are needed | C．needs | D．is needed |
A spokesman said, “______ it is rainy, Prince William and Kate will appear on the palace balcony at 1:25 pm for their longawaited kiss.”
| A．What | B．Whether | C．However | D．No matter how |
______ was most shocking about the tornadoes in America was that they threatened six states and killed more than 100 persons.
| A．That | B．Which | C．Why | D．What |
The disappearance of dinosaurs made _______ the evolution and dominance of mammals on the earth.
| A．it was possible | B．it possible | C．possible to be | D．possible |