The dog had _____ serious toothache so its owner took it to _____ animal doctor.

Zhong Nanshan, the famous medical scientist, has devoted most of his life ________ useful ways in treating cough diseases.

Group activities will be organized after class _______ children develop team spirit.

Even if I had taken part in the 400-meter relay race in the sports-meet, our class___________ the race. I’m ________ weight this year.

Did you get my iPhone 4S broken last night—________ I didn’t mean it