--- How long ____ was this? --- It’s been nearly six years now.

A good “teammate” doesn’t ___ make a good partner. Those who put their partners in this category were most ____ to describe their relationship as slightly unhappy.

These　good　sare＿＿for　export，though　a　few　of　them　may　be　sold　on　the　home　market．

He’s only 17 and____not eligible to vote.

    Life would be happier if we could only be born at the age of eighty and ________reach eighteen.