She always does very well in the English exams. But she can _____understand English radio programs.
— Look! The girl with long hair is drawing a picture. Is she Sandy?— It ______ be her. I’m not sure.
We should do everything we can to protect the birds ______ danger.
-- Don’t cross the road when the traffic lights are red. -- .
–Let’s go hiking ________ staying at home, shall we? -- Good idea.
We would like to recommend Jim for this year’s Most Hard-working Student Award. We hope the award.