---You looked nervous. What’s the matter?---I have to give a speech, but I am afraid of speaking ______.A. in public B. in person C. in silence
The volunteers ______ different skills are ready ______.
All the teachers in our school are kind to their students. Our teachers are nice to ______, too.
It takes about thirty minutes from my home to school ______.
Tom needs some help ______ his homework. Can you help ______?
--- ______ beef do you want? --- Three.