The road is covered with snow. I can’t understand they insist on going by motorbikes.
| A．why |
| B．whether |
| C．when： |
| D．how |
_______ English well, one must have a lot practice.
| A．For speaking | B．Speaking | C．To speak | D．Speak |
I’m going to the library ______ the books.
| A．return | B．borrow | C．to return | D．to lend |
We went to town _________ some shopping.
| A．doing | B．did | C．to make | D．to do |
The funny story _______ me laugh.
| A．make | B．making | C．to make | D．made |
_____ with the accident, he was forced to resign.
| A．Concerned | B．Concerning |
| C．Having concerned | D．Be concerned |