-How do you like our restaurant?-I couldn’t have found a ________ one.
Jane’s pale face suggested that she______ill,and her parents suggested that she________a medical examination.
In April,thousands of holidaymakers remained________abroad due to the volcanic ash cloud.
“Things________never come again!” I couldn’t help talking to myself.
Every one of us must know:________we live can we save the earth.
—Can those________at the back of the classroom hear me?—No problem.