The flowers in the garden smell ____.

The new education system is said to be _______ to the successful development of the country.

The MH370 incident has cast a giant shadow over travel to Malaysia for many Chinese.    Another large travel agency, China International Travel Service Head Office, has seen a ____ drop in consumers signing up for tours to Malaysia

You should make an ____ plan in case anything unexpected happens.

Nobody got a bit ________ during the whole of so ________ a game.