r reviewing is __good habit If you stick to it, you will make greatprogress in your study

The project ______ last month but unfortunately it had to be prolonged because of the financial problem.

When this new kind of virus broke out at first in Mexico, no one had the least idea that it would _______ so rapidly throughout the world.

One reason for her preference for city life is she can have easy access to places like shops and restaurants. [ ]

Tom hid himself behind the door, _____ he could hear the steps of his mother clearly.[ ]