Tim Cook, the CEO of Apple, made his ________sixth visit to China and were warmly welcomed by his Chinese followers.

A. a B. an C. the D. /

It’s said that the lack of gravity on the moon makes______possible to jump 30 feet or more.

A. this B. that C. it D. us

---Mum, I’ve heard that we can’t eat ________ these days. Is it true?

---Take it easy. It is safe to eat cooked meat.

A. chickens B. chicken C. a chicken D. the chicken

---Paul Walker, the world-famous actor had a serious car accident and was burnt to death.

---Both his family and fans ______ be very sad.

A. can B. may C. must D. should

It is careless ________Tom to mistake the instrument ________ a toy again.

A. for； as B. of； as

C. for； for D. of； for

---The stuntman is planning to walk on the wings of a flying plane.

---What? I have never heard of ________ idea before.

A. a crazier B. the crazier

C. a craziest D. the craziest

It’s best to stay indoors, ________when PM2.5 has reached dangerous levels.

A. exactly B. possibly C. especially D. generally

---Excuse me, sir. When can we have a swim in the pool?

---Not until it ________ next month.

A. repairs B. will repair

C. is repaired D. will be repaired

---I wonder what makes you a successful manager.

---I _______as a waiter for five years and it makes a lot of contributions to my today’s work.

A. serve B. have served C. was serving D. served

--- ________unusual music Li Yundi is playing!

--- Yes, all of the students are losing themselves in it.

A. How B. What an C. How a D. What