A left－luggage office is a place where bags ________ be left for a short time，especially at a railway station.
| A．should | B．can | C．must | D．will |
Rock’n’roll was Black music that broke through to white culture when whites played the Blacks’ songs _______ the same style.
| A．with | B．on | C．in | D．by |
It was not until dark he found that it was the correct way to solve the problem.
| A．that | B．what | C．which | D．when |
The 11th China International Consumer Goods Fair could not have succeeded the volunteers.
| A．with | B．because of | C．as a result of | D．without |
She pretended TV when her mother came in.
| A．not to be watching | B．not watching |
| C．to not watch | D．having not watched |
Care of the soul is a gradual process even the small details of life should be considered.
| A．what | B．in what | C．in which | D．which |