You don’t try to work hard. You will fail in the exam.

A. Unless you don’t try to work hard, you will fail in the exam.

B. Unless you try to work hard, you won’t fail in the exam.

C. Unless you try to work hard, you will fail in the exam.

D. Unless do you try to work hard, you will fail in the exam.

The nutritionist told him to avoid eating lots of carbohydrates, focus having more protein-rich foods

                                    A                              B            C

and green vegetables, and drink at least eight glasses of water a day.

                        D

Employees who haven't seen the new regulations often ask for unnecessary questions; instead

                      A                                    B                      C

they should ask for a copy of the regulations and read them.

                                          D

Please remain in your assign seats until the instructor dismisses the class.

                        A        B       C                  D

We have lived there for years and grown fond of the surroundings. That is why we do not want to leave.

A. loved the surroundings B. planted many trees in the surroundings

C. possessed bythesurroundings D. haunted by the surroundings

Such problems as haste and inexperience are a universal feature of youth.

A. marked B.separated C. shared D. hidden

I can’t possibly lend you any more money, it is quite out of the           .

A. order B.practice C. place D. question

If you put your money in a bank now, you may get 12%___________annually.

A. interest B.profit C. money D. income

By the time you come here tomorrow, the work              .

A. will havebeenfinishing B. will be finishing 

C. will havebeenfinished D. will be finished

Everybody in the house woke up when the burglar alarm        .

A. went out B.went off C. came about D. rang off