AnA4sizedpanel(太阳能板)putontothebackofajacketcosts__________US$15.Itcould__________acellphoneduringasummerwalk.
The shop _________ until 7 o ’ clock.
Mary’spronunciationismuchbetterthan__________inherclass.
Johnsaidhewouldpay__________secondvisittoChina__________nextmonth.
You should try to write __________ eve n when you ’ re busy. As you know, practice makes perfect.