—What happened to Mike? —He had a stomachache. He began to work _______ having breakfast this morning.
I am used to ________ up early in the morning. A. get B. to get C. getting
I invited my teachers __________ my birthday party. A. to join in B. join in C. to join
I didn’t sleep well ________ the noise from that factory nearby. A. because B. because of C. Unless
He failed the exam, ______ he tried his best. A. because B. though C. So
The apple on the table __________ . Throw it away. A. smell terrible B. smells good C. smells terrible