When Marx was in London, he _____ read at the library for hours.
| A．would | B．might | C．could | D．should |
.I want to buy that kind of cloth because I__________the cloth_________well.
| A．have told ; washes | B．have been told ; washes |
| C．was told ; washed | D．have been told ; is washed. |
___________it__________to rain tomorrow , the sports meet would be put off until the same time next week.
| A．Should , / | B．If , should | C．Were , / | D．If , were going. |
Going on a trip_______be expensive and difficult , so making a plan is necessary.
A. must B. ought to C. shall D can
_______, follow the directiom on the bottle carefully.
| A．Takes medicine | B．To take medicine |
| C．When one takes medicine | D．When taking medicine |
He is said___________a book on the history of Chinese tone bridge , but
I don’t know if he has finished it.
A. to have written B. to be writing C . having writing D writing