--_______ which direction are you going, north or south? --I’m heading north.
---I’d like to buy a new computer. ---Well, we have several models __________.
_______ to take this advance course will certainly learn a lot of useful skills.
We all made him ________ head of our class.
As we joined the big crowd I got _________ from my friends.
_____ time, he’ll make a fist-class tennis player.