2 . John had a great feeling of loneliness, ______ was even more serious during his lunch break.

A．which

B．it

C．what

D．that

3 . 下列各句均有一处错误，请指出并改正。
1. He was ban from driving for 3 months.
2. Mr. Baker preferred to stay at home rather than to go out for a party.
3. People often feel uneasy in familiar surroundings.
4. At the sight of the horrible scene, the little boy got frightening.
5. I had told them the reason, which I didn’t attend the meeting.
6. I dare not to go winter swimming alone.
7. My clothes are all wet. I’ve been worked in the rain all day.
8. Tom thought that I did it deliberate, just to annoy him.
9. If exposing to the outside surroundings, they'll be stronger and better prepared for their future.
10. Enjoying mooncakes is a Chinese traditional on the Mid-Autumn Day.

4 . 单句改错
1. You can go to the island either by plane nor by ship.
2. The Olympics are held each four years.
3. I feel very happily to have the chance to show you around our beautiful city.
4. The tornado that was hit Mississippi last week caused a lot of damage.
5. He lost his glasses, without them he couldn’t see.

5 . A year is divided into four seasons, as we all know, _______ the first is spring.

A．which

B．of them

C．when

D．of which

6 . His parents forced him to be a lawyer, ______ was against his own wishes.

A．when

B．which

C．that

D．what

7 . 这对我而言是一次很棒的经历，从中我学会了要尊重他人。(汉译英)

8 . 上周五，一场精彩的篮球赛在我校进行，吸引了众多学生观看。(汉译英)

9 . These include the third mass extinction, known as the “Great Dying”, ________ killed 90% to 96% of all species.(用适当的词填空)

10 . ________is reported, vaccines (疫苗) do an excellent job of preventing serious Covid-19 illness and deaths, but are less good at stopping infections, particularly since the emergence (出现) of the more infectious Delta variant.

A．It

B．Which

C．That

D．As