Every evening after dinner, if not from work, I will spend some time walking my dog.
There was a big dog ______ in front of Mr. Hill’s house, so David didn’t dare to go near it.
The tourists can not help wondering ______ the ancient people could manage to complete the magnificent building without modern equipment.
We have no choice. _______ we go or we stay, the result is the same.
As a teacher you have to ______ your methods to suit the needs of slower children.
If you stick to it, this plan ______ that your company is well prepared to deal with future challenges.