The students are doing some cleaning. Some are sweeping the floor, ________ are cleaning the desks and chairs.
I’m really shy and I just enjoy parties. ____ I don’t know anyone there?
The _____ news made us very _____.
I had some trouble____ complete sentences in learning English.
If you don’t know how to read new words, ____ them____ in a dictionary.
The best way ___ your English is to join an English club.