60. Asimov showed his t______ for science fiction writing at an early age.
Then came the ______(令人不安的) news that Dolly had become seriously ill.
A protein within that g______ acts a lot like wheat protein.
Do as I tell you, or you’ll r______ it later on.
The twins are so alike that I always________(混淆)them with each other.
______ for 关心;喜欢