It's dangerous for you to go out for a walk in the forest ___________ at night．（ ）
A．on businessB．by the way
C．on your ownD．on the top
Drivers should drive ___________ when they are passing by a school．（ ）
A．terriblyB．quicklyC．slowlyD．freely
Bill will be a/an ___________ to interview the football players in the coming Rio 2016 Olympics．（ ）
A．guestB．reporterC．touristD．engineer
I'll have an important meeting this weekend，so I can't go fishing with you．
___________．I thought we could have a nice time together．（ ）
A．It's a pleasureB．You're welcome
C．What a pityD．I am sure
Who ___________ your pet dogs while you were out for a holiday？
My neighbor，a warm﹣hearted woman．（ ）
A．put onB．looked after
C．gave upD．turned off