题目内容：

Complete Sentence B to make it the same as Sentence A in meaning.

1.A: Trigger can’t be the criminal, because he was at home when the crime took place.

B: Trigger must ____ ____ _____ _____ with the crime, because he was at home when the crime took place.

2.A: Liu Haoran, the leading actor in the movie Detective Chinatown, expected to challenge himself by acting thrillers.

B: Liu Haoran, the leading actor in the movie Detective Chinatown, ______ ______ himself by acting thrillers

3.A: Thanks to photoshopping, it seemed that nobody recognized Rainie in her new selfie.

B: Thanks to photoshopping, nobody _____ _____ _____ Rainie in her new selfie.

4.A: During the first days of the Spring Festival holiday, pollution levels are lower than they were last year.

B: During the first days of the Spring Festival holiday, pollution levels aren’t _____ _____ _____ they were last year.