A tourist will easily lose his way in Beijing ______ he has a map or a guide.
Chinese people usually enjoy the moon______ the evening____ the Mid-Autumn Festival.
His mother makes him _______ TV only on Saturday evening.
My favourite food ________ dumplings and rice.
Is Tom your name? Yes,____________ .
There is ______ “u” and ______ “s” in the word “bus”.