Have you bought the best-sell book in the store near our school —–Yes, I _____ it three days ago,but I hear that they ________

24 China Construction, an edition de luxe is not a weekly or bimonthly magazine but it comes _____ every season (quarterly)

.An idea me it was very difficult for a woman to get medical training at that time.

Why not ______ your teacher for advice when you don’t know ______ the problems

Can you see an apple tree near the house—Yes, there are some apples____ the tree, and some birds are singing ____ the tree.