It’s always difficult to live in a foreign country, ______ when you don’t speak the language. 

It was raining hard. Little Tom felt cold, so he stood______to his mother.

Mr. Bryan is a/an _______ secretary in our office, for he is able to do tasks successfully, without wasting time or energy.

---You  aren’t  looking  well. Anything the matter?---I’ve  been  surfing the net too long. I’m a bit tired.I can hold on,____.

The little girl looks________when she smiles.