Choose the word that best fits each of the blank

III. Choose the word that best fits each of the blank:
Hoa received a letter from her Mom last week. Her (1) (family/friends/ teachers/ parents) were
both fine. They were working hard (2) (in/ on/ for/ at) their farm because it was nearly (3)
(harvest end/ rice/ long) time. Her grandparent often worked with them. Her family was happy
to hear that she was taking morning (4) (exercises/ exams
it was good for her health. Her Mom hoped to visit Hoa in Ha Noi after the harvest
/ homework/ test). They thought