【題目】What will the man do first?

【題目】I __________ to send Peter a gift to congratulate him on his marriage，but I couldn't manage it.

【題目】What will the woman buy for her father?

【題目】What are the two speakers mainly talking about?

【題目】In any unsafe situation, simply _________ the button and a highly-trained agent will get you the help you need.

【題目】We should try to keep the (平衡) of nature to protect the earth.

【題目】________ Nancy likes best about college is that she can meet people from all over the country．

【題目】 She looks sad. Could you please tell me ____ that prevents her from being as happy as before?

【題目】Though it is the first time they have met, they talked as if they ________ friends for many years.

【題目】A room ________ we do experiments is a lab.