13. John received an invitation to dinner, and with his work _________, he gladly accepted it.
A.finished | B.finishing | C.having finished | D.was finished |
The prize will go to the writer ______ story shows the most imagination.
A.that |
B.which |
C.whose |
D.what |
A lot of language learning,______ has been discovered, is happening in the first year of life, so parents should talk much to their children during that period.
A.as |
B.it |
C.which |
D.this |
That evening, _____ I will tell you more about later, I ended up working very late.
A.that |
B.which |
C.what |
D.when |
He is trying to shelter his boss ______ criticism.
A.from |
B.off |
C.to |
D.out |
The scientist knew nothing about the matter, because he was always ______ himself in his study.
A.burying |
B.devoting |
C.focusing |
D.concentrating |