【题目】你想Sam成为你的笔友，你会怎样问他呢？ ( )

【题目】得到别人的感谢时，我们通常会有礼貌的回应：________( )

【题目】有人求助于你，你愿意帮助他，你会说：________( )

【题目】The US is a big______.( )

【题目】There____ lots of lakes in China. ( )

【题目】I can’t write____ Chinese. ( )

【题目】---Is there a letter for me? ( )

【题目】Are you___Canada? ( )

【题目】Taking pictures ____ swimming are my hobbies. ( )

【题目】He often_____ photos here. ( )