【单选题】四个十六分音符等于加上两个八分音符等于一个()
【单选题】By choosing your target customers, you can ________.
A.
learn how much you can charge for each dish
B.
decide on what kind of food to offer them
C.
know the cost of running the restaurant
D.
predict how many customers will arrive
【简答题】四个十六分音符等于几个四分音符?等于几个三十二分音符?
【单选题】She often ______ little brother ______ his homework. [ ]
【单选题】Tom often helps kids ______ dancing. [ ]