1. 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. /
2. 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
3. ---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
4. ---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
