The roads into London were so _____ traffic that even the fire engines couldn’t get through.

not good at table tennis, you know. — We’re playing for fun. Just try and you’ll see you can do it.

Can you help me to _______ my dog when I leave for HongKong

He spoke so clearly______ everyone could understand him.

If you go by train， you can have quite ______comfortable journey， but make sure you take _____ fast one.