1 . When the spacecraft finally retires, its Earth-bound pilots will send it on a path to dive to its ______ (dead) into the Jupiter's atmosphere. (所给词的适当形式填空)

2 . Don't do this in an obvious way because this is annoying，but do it without his awareness of your ______ (intend)．(所给词的适当形式填空)

3 . Researchers found that those with strong. close bonds with their friends at age fifteen were more likely to be healthy and happy later. Importantly, ______ ( popular), defined as lots of people liking you generally but not closely, wasn't found to have the same benefit as close friends. (所给词的适当形式填空)

4 . As global travel restrictions are likely to remain for the coming months, Beijing 2022 organizers have decided to cancel a series of test ______ (event). (所给词的适当形式填空)

5 . It runs on______ (battery) and is programed to return to where it started from when its passenger gets off. (所给词的适当形式填空)

6 . To the citizens in Hangzhou, the best part of it is that it will give us the chance to watch world-class matches and ________(compete) close to home. （所给词的适当形式填空）

7 . Distracted by the upcoming messages and various appealing entertainment applications, addicted people multiply the time finishing a single task and gradually develop _______.

A．exposure

B．distinction

C．delay

D．intelligence

8 . Some students might hate the idea of homework because it is time-consuming. Others might think that homework is unnecessary because all of the learning is done in the classroom. I disagree with both of these________(opinion). I think that homework is an important factor in a________(student) education. （所给词的适当形式填空）

9 . Some studies even show that exercise improve certain brain functions, meaning you could actually exercise your way to better________(perform) at school.（所给词的适当形式填空）

10 . When most people think of the arts, they imagine the end product, the beautiful painting, a wonderful piece of music, or an award­winning ________ (perform) in the theatre. （所给词的适当形式填空）