_____________ in the US in 1977, this festival is celebrated with feasts and songs in the home for seven days and nights.

A. Africa introduced                B. Africa introducing

C. Introducing from Africa           D. Introduced from Africa

You should be responsible for_______ you have done.

A. that          B. why           C. which      D. what

By the end of next month, we _______ our English course.

A. have completed           B. will be completed

C. will have completed              D. completed

My uncle _______ golf when he retired from work.    

A. took on     B. took up    C. took over    D. took after

Excuse me, is anybody sitting here? - “_________________________”. 

A. No, thanks.                                 B. Yes, I am so glad

C. Sorry, the seat is taken                                           D. You are welcome.

The concert didn’t come ______ our expectations.

A. up to              B. up against          C. round          D. up with

She would rather I ________ harder now.

   A. study              B. studying           C. am studying          D. studied

Only when the ground is kept moist, _________________ germinate.

   A. will grass seeds      B. grass seeds will        C. does grass seeds       D. grass seeds does

____________________, we tried our best to complete it.

   A. As though the homework was difficult            B. Thanks to the difficult homework

   C. Difficult as the homework was                 D. Despite the homework was difficult

Alan and Sue ___________ an argument. They are not speaking to each other.

   A. must have        B. must have had         C. might have         D. might had