Most people think cockroaches are _______, and I am no exception.

The boy saw the parrot _______ at the tree and found it interesting.

The angry protestors kept chanting slogans and waving _______.

As the saying goes, “A(n)_______ of prevention is worth a pound of cure.”

Vitamin supplements can’t _______ for the ones found in real food.

Who owns the _______ of this book, the author or the publisher?

The liquid is said to be 10 times as effective as _______ for killing bacteria.

I like to wear clothes made of natural _______ like silk or cotton.

Their love affair has proven to be a(n)_______ triangle.

Because share（股份，股票）prices keep falling, my stocks are now worth only a _______

of their former value.

The river forms a natural _______ between the two counties.

Christmas is one of the best times for a family _______.

It seems as if that old couple have been together _______.

The actress _______ when she cut off all of her hair.