—What does Roger Brown do for a living?—He is one of the most successful________ in the city.

—Jack Brown is very clever and he studies hard as well.—No ________ he comes out first in the exams.

The system has been designed to give students quick and easy ____  to the digital resources of the library.

My mother is the type of woman who suspects that a late night call or a surprise invitation is a ________ of bad news.

After the earthquake, the first thing the local government did was to provide ________ for the homeless families.