The two girls are so alike that strangers find ____ difficult to tell one from the other.
—How about Christmas evening party?—I should say it was success.
ChinaDaily is ________a newspaper.It helps improve our English.
The young man made a ________ to his parents that he would try to earn his own living after graduation.
China has got a good ________ for fighting against the flu with its careful and smooth organization.
Shelly had prepared carefully for her biology examination so that she could be sure of passing it at her first ________.