Fill in the blanks with the words given below.Change the form where necessary.Each word can be used only once.await；curb；donation；dump；efficiency；embarrassment；emotional；historical；polish；stuff（1）He loves the brightly-colored birds，and each spring he eagerly ____ them return.（2）Thanks to the ____ of the huge metro system in the city，transportation in Shanghai has never been this easy.（3）If you want to assist animals，children，or people，go and make a（n） ____ or volunteer your time somewhere.（4）Mary was a careful speaker；every word seemed to have been ____ before it was allowed to escape through her lips.（5）When she heard it was snowing in the city she was going to，she ____ her suitcase with sweaters and coats.（6）During our stay in Xi'an，we visited many places of ____ interest，including the famous Terracotta Army（兵马俑）.（7）I became ____ and cried tears of joy at my sister's wedding ceremony.（8）His face burnt with ____ when he discovered that he had neither his wallet nor his smartphone with him to pay for the me all he had ordered.（9）The company is looking for new ways to recycle industrial waste instead of just ____ it.（10）The new system，designed to ____ air pollution from factories，will be put to use soon.

Fill in the blanks with the words given  below.Change the form where necessary.Each word can be used only once.
await；curb；donation；dump；efficiency；embarrassment；emotional；historical；polish；stuff

（1）He loves the brightly-colored birds，and each spring he eagerly  ____ them return.
（2）Thanks to the  ____ of the huge metro system in the city，transportation in Shanghai has never been this easy.
（3）If you want to assist animals，children，or people，go and make a（n） ____ or volunteer your time somewhere.
（4）Mary was a careful speaker；every word seemed to have been  ____ before it was allowed to escape through her lips.
（5）When she heard it was snowing in the city she was going to，she  ____ her suitcase with sweaters and coats.
（6）During our stay in Xi'an，we visited many places of  ____ interest，including the famous Terracotta Army（兵马俑）.
（7）I became  ____ and cried tears of joy at my sister's wedding ceremony.
（8）His face burnt with  ____ when he discovered that he had neither his wallet nor his smartphone with him to pay for the me all he had ordered.
（9）The company is looking for new ways to recycle industrial waste instead of just  ____ it.
（10）The new system，designed to  ____ air pollution from factories，will be put to use soon.