It is very kind ______ you to help me with my lessons because it is very difficult ______me to learn them well.
Activities in our school __________ sports, language learning and music _________.
The poor little girl was _________young to know ______________ when her parents suddenly died in an accident.
They walked around the city to ____________ money for the children in disaster-hit areas after the terrible earthquake in Mexico.
—I want to know if I _______________smoke here. —No, you ______________. Could you see the sign “ No Smoking” there?
—It’s said that the famous scientist will give us _________advice on maths study. —__________good news! I’m not good at it.