The wider China opens its door to the outside world, the more people find _____important and necessary to study foreign languages.
Let’s take a rest, ___________.
It’s the third time that John has been late, ____?
Just in front of our house ___ with a history of 1,000 years.
I’ve tried very hard to improve my English. But by no means with my progress______.
At the foot of the mountain ______.