I started studying English 3 years ago.

→ I have..........

A. The last time I went to a concert was over a year ago.

B. The last time I went to a concert for over a year ago.

C. The last time I have been to a concert was over a year ago.

D. I haven't been to a concert for over a year ago.

A. My father saw his brother for nearly 10 years.

B. My father saw his brother since nearly 10 years.

C. My father hasn't seen his brother since nearly 10 years.

D. My father hasn't seen his brother for nearly 10 years.

A. Your grandfather is the same old as my grandfather.

B. Your grandfather is as old as my grandfather.

C. Your grandfather is old as my grandfather.

D. Your grandfather is as old my grandfather.

A. I haven't visited the museum three months ago.

B. I haven't visited the museum for three months.

C. I didn't visited the museum for three months.

D. I haven't visited the museum three months ago.

A. Mr Pike last visited his hometown since 2015.

B. Mr Pike visited his hometown in 2015.

C. Mr Pike hasn't visited his hometown in 2015.

D. Mr Pike last visited his hometown in 2015.

A. Jane has canceled the appointment because of the heavily rain.

B. Jane has canceled the appointment because of the heavy rain.

C. Jane has canceled the appointment because of the heavy rained.

D. Jane has canceled the appointment because of the heavily rained.

A. I can't eat these fruits because of they are green.

B. I can't eat this fruits because of they are green.

C. I can't eat these fruits because they are green.

D. I can't eat this fruits because they are green.