I am going to Tian’anmen Square to watch the raising of the national flag with Lin Tao it rains early tomorrow morning.A. when B. if C since D. unless
Take a map with you while traveling ________ you have a guide or know the city well.
The little girl is very shy. She _______ speak in public.
My grandfather have an old house in _____ they have lived for 70 years.
---It _____ ten years since we _____ last time. ---Yes. How time flies!
---Why don't you go hiking today? ----I prefer ______ at home to ______out because the weather is too bad.