rus Ebola is reported ______ over 3,000 lives in 5 countries of West Africa by now.

Mr Stevenson is great to work for-I really couldn’t ask for a ________ boss. [ ]

Oh, much smoke here! Somebody ________ the window, please

Ted is such a helpful colleague that he is willing to do,,any favour we might ask him.

s no way of knowing why one man makes animportant discovery ________ another man, also intelligent, fails