18. After having gone____-far, I didn’t want to turn back.
| A．enough | B．thus | C．that | D．Much |
John is the boylegs were badly hurt in the accident.
A. whose B. that C. who
–Were you at school when he came to see you?
–Yes, I ______ a math class.
A. was having B. had C. am having
If thereno buying and selling of animals, thereno killing in nature.
A. is; will be B. will be; will be C. is; is
We can do a lot to stay healthy., we should eat a balanced diet.
A. At a time B. In fact C. First of all
I can’t afford the car, five thousand dollars ______ too much for me.
A. is B. are C. be