_____ he promised that he wouldn’t be late，he didn’t arrive until the end of the party．
A．SinceB．Although
C．BecauseD．Until
Since the new speed limits ______，the number of accidents in the area has fallen strikingly．
A．were introducedB．introduced
C．have been introducedD．have introduced
When Kerry and Sam met again two years later，each was pleased to see ____．
A．the otherB．others
C．anotherD．other
Tony couldn’t remember ______he had turned off the computer before he left the office．
A．thatB．where
C．whenD．whether
All of us are pleased to see the problem ______ so quickly．
A．solveB．solving
C．to solveD．solved
She has been dreaming a future ____ she can spend more time growing flowers．
A．thatB．whenC．whereD．which
