My mother was cooking while I____the radio.A、listened toB、have listened toC、was listening to
—How did your uncle learn to play the guitar? —By ________.
Shanghai Disneyland has started to be built and it will be open ________ five years.
—What are you going to be when you grow up,Sam? —________ teacher like you.
— When I was young, I liked playing with toy animals. — ______.
I want to know ______ for the class yesterday morning.