1 . A man dressed in a black coat was observed ________ (enter) the house and later the owner found all the valuable things stolen. （所给词的适当形式填空）

2 . It is important to _______(strong) the control of border trade in case of something unexpected (所给词的适当形式填空)

3 . Bruce is adored by his teachers, for he is always the first______(hand) in his homework. (所给词的适当形式填空)

4 . 阅读下面短文，在空白处填入 1个适当的单词或括号单词的正确形式。

The Wandering Earth is a Chinese science fiction movie,     1     is based on the novel of     2     same name by Liu Cixin, and was released on February 5, 2019, the Chinese New Year’s Day.

After learning the sun is dying out, people all around the world feel     3     (frighten),

so they build giant planet thrusters (星球推进器)     4     ( move ) the earth out of its orbit and sail     5     to a new star system. The 2500 years’ journey comes with unexpected dangers, but in order to save humanity, a group of young people come out bravely and fight hard for everyone’s     6     (survive).

We     7     (impress) to see the theme of this film. It doesn’t particularly show somebody’s ability to save our world     8     shows all the human beings are working together,     9     (spare) no effort to save this world.

The Wandering Earth is seen by people as the dawn(开端) of Chinese science fiction movies. It means that China’s sci-fi movies have     10     (official) set sail.