She always does very well in the English exams. But she can____understand English radio programs.

Have you ever met with this case in your life________you can’t understand others even if they havesaid something several times?[ ]

March is month of the year.

You ________，didn’t you—Yes, I did. When I woke up，it was already 11 o’clock.

Tigers wait ______ it is dark, then they go out to find their food.