Complete the following sentences with the words given below. grin whistle extremely championship promotion reward teamwork lifetime 1. I know she is joking because she has a big _______ on her face. 2. They’ve held the ____________ for the past two years. 3. The judge blew his ________ for a penalty ( 处罚 ). 4. Only ___________ will enable us to get the job done on time. 5. The clerk was given a(n) ___________ and an increase in salary. 6. This is a(n) ___________ difficult job and we need time to get it done. 7. During her _________, she had gone through two world wars. 8. The police are offering a big ___________ for the information about the robbery.