Chọn đáp án đúng điền vào chỗ trống

......does he want to go to the post office? Because he wnat somw stamps
a why     b what          c when          d how
where .............. she go last summer? She went to Nha Trang
a. was       b did        c. does     d is
3. what are you doing? I am .......... a book
a reading       b. read     c. reads     d to read