1 . The science of medicine, in_______ progress has been very rapid, is perhaps the most important of all the science.

2 . The doctor was very impolite to the patient, _______of course, made things even worse.

3 . The girl with curly hair lost her badge, ________ annoyed her much. (用适当的词填空)

4 . Our class consists of 52 students, most of________are friendly and hardworking. （用适当的词填空）

5 . Look! The dictionary, the cover of _________is red, is a birthday gift given by father. (用适当的词填空)

6 . There are seven continents in the world, the largest of_________is Asia. (用适当的词填空)

7 . He failed in the maths examination, _________ made him upset. (用适当的词填空)

9 . As we all know, confidence is vital to a student, _______we can achieve nothing.（用适当的词填空）