—Shall I help you carry your travel case to the train ,Granny? —Oh,no,my boy.It is heavy.Thank you anyway.
50. When they met, they stopped and said hello to_______.
51. After everyone took_______ place, the meeting began.
52. -Why don’t we take a little break? -Didn’t we just have _______?
53. If you want to change for a double room you’ll have to pay ___$15.
54. We should always keep ______ well-informed of the changing information.