The printer is of good quality. If it ________ break down within the first year, we would repair it at our expense.
The singer, together with some of her fans, _____a song on the stage.
He is known _____ a scientist and famous _____ his research on rice.
.I live at a busy street and the loud noise nearly ____me mad.
There is no doubt _____ they will win the game.
______ he has gone abroad is not true.