The president _____ a cool reception whenhe visited London

Has your former classmate come back from America?— Yes , he________there for eight years.[ ]

The girl looked at me with a _______expression.Maybe the problem was quite ______.

My host family tried to cook ________for me when I studied in New Zealand.

(2012·南京高二检测) Some people are worrying about the possibility _______ mobile phones could be responsible for a range of illnesses, from rashes (皮疹) to brain tumors