1. Jane ( adore ) adores singing, but she says she ( not /go ) won't go on this interest in the future.

Jane -->adore phải thêm s

in the future --> tương lai, dùng won't go (will not go)

2. What did you ( do ) do last Christmas?

last Christmas --> quá khứ 

3. From now on I ( not like ) don't like eating junk food.

from now on: kể từ bây giờ

4. They ( clean ) have cleaned the beach since last week.

since last week --> thì hiện tại hoàn thành: have/has + Ved/3

5. Has Tom ( volunteer ) volunteered for five years?

for five years --> thì hiện tại hoàn thành, ở dạng câu hỏi yes-no nên đưa has ra đầu câu