With the situation worsening, the army threatens to ________ if a general election is not to be held as scheduled, BBC reports.

Your money could _______ better use instead of _____ idle in the bank．

Don't be ______ by products promising to make you lose weight quickly.

It___ how long the shock that explosions hit London transport system will stay in people's hearts.

In the reading room, we found her_______at the desk, with her attention______on a book.