Nearly________ of the surface of our planet is covered by water.
I want to buy that kind of cloth because I ________the cloth________well.
________it________to rain tomorrow , the sports meet would be put off until the same time next week.
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.
.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