单项选择题
A. set B. consider C. keep D. get
A big dog ran in front of my mother's car and she（） sto...
单项选择题A big dog ran in front of my mother's car and she（） stop very quickly.
A. ought to B. had better C. must D. had to
The boss （） already （） with the woman, who （）him her pl...
单项选择题The boss （） already （） with the woman, who （）him her plan.
A. is; talking; has told B. will; talk; tells C. has; talked; told D. had; talked; told
"None of them need do any work today, （） they" "Yes, al...
单项选择题"None of them need do any work today, （） they" "Yes, all of them（）
A. needn't; need B. mustn't; must C. need; needn't D. need; must
