Grammar A
(1)will have/am going to have
(2)need
(3)is shopping
(4)shops
(5)is searching
(6)will visit/is going to visit
(7)is reading
(8)is watching
(9)want
(10)go(答案不唯一,范例投供参考)
Grammar B
(1)was watching
(2)won
(3)was writing
(4)sent
(5)was practising
(6)took/will take
(7)found
(8)was reading
(9)were playing
(10)was talking
(11)called
(12)wasn't
Grammar C
(1)have made
(2)have changed
(3)used
(4)has solvecd
(5)washed
(6)was
(7)took
(8)have had
(9)travelled
(10)have made