SECTION 3Error CorrectionThis section consists of 15 sentences; in each sentence there is

SECTION 3 Error Correction

This section consists of 15 sentences; in each sentence there is a part given in the brackets that indicates a grammatical error. Below each sentence, there are 4 choices respectively marked by letters A,B,C and D. Choose the word or phrase that can replace the part so that the error is corrected. There is only ONE right answer.

Because our work is very busy, so we need to relax at midday.

A．We are very busy

B．Our work being busy

C．Our work so very busy

D．Because our work so very busy,