Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions

I ______ work last week, but I changed my mind

A. have started

B. was going to start

C. had started

D. would start

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions

I tried every key in turn but not __________ fitted

A. none 

B. each  

C. any 

D. one

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.

I have had a toothache for one week but I still keep _____ going to the dentist.

A. put on

B. taking off

C. take on

D. putting off

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.

The more you study during semester, _____________ the week before the exam.

A. you have to study the less

B. the less you have to study 

C. the least you have to study

D. the study less you have

* Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.

Never before________as accelerated as they are now during the technological age.

A. have historical changes been

B have been historical changes 

C. historical changes have been

D. historical have changes been

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.

Okay, I _________ the tickets if you buy the drinks.

A. will buy

B. buy

C. would buy

D. bought