Exactly when the first people arrived in ________ we now know as California, no one really knows.
A.which |
B.what |
C.that |
D.it |
The patent officer ______ with my file explained to me that a plant variety is not a/an _______ invention as it is a result of adjusting growth scientifically.
A.dealing; abrupt |
B.dealt; innocent |
C.deals; practical |
D.dealing; valid |
The scientist __________ the experiment for half a year, but he _______ yet.
A.made; didn’t succeed |
B.made; hasn’t succeeded |
C.was making; didn’t succeed |
D.has been making; hasn’t succeeded |
Seeing the picture, I couldn’t resist ______the days_____ we spent together.
A.to think of; when |
B.thinking of; which |
C.to think of; which |
D.thinking of; when |
— “ The music is too loud. Could you please turn down the radio a bit?”
— __________________
A.Sorry. I didn’t know you were reading. |
B.Thank you. It’s very kind of you. |
C.Don’t trouble. I like music. |
D.Oh, it’s an honor for me to do so. |
The cakes are delicious. He’d like to have______ third one, because ______ second one is rather too small.
A.a ; a |
B.the; the |
C.a; the |
D.the; a |