14. China has a lot of coal and oil, and it is rich in other rare minerals ______.
If he had spent more time practising speaking English before,he________ able to speak it much better now.
If we________a table earlier,we couldn’t be standing here in a queue.
The children________lost in the woods;otherwise,they would have been at the lakeside camp as scheduled.
When I was a child,I________watch TV whenever I wanted to.
It ________ be the vocabulary that caused you the problem in the exercise because you know a lot of words.