______ some problems have arisen in the process, we are confident that we can handle them.
A. As B. If C. While D. Since
— Shall I give you a hand with this as you’re so busy now?
— ____.
A. You’re welcome B. It’s all right C. You’re kidding D. It’s so kind of you
Right now, lots of people search for products on the Internet but still buy them at stores. Internet shopping will really ____ when people are sure that it is safe.
A. set up B. set off C. take off D. take up
This book is said to be a special one, as it ____ many events not found in other history books.
A. writes B. prints C. covers D. reads
The students will discuss a number of cases ____ beginners of English fail to use the language properly.
A. where B. who C. which D. as
— Sorry to have interrupted you. Please go on.
— Where was I?
— You ____ you didn’t like your present job.
A. had said B. said C. had been saying D. were saying
