Scientists study ___________ human brains work to make computer.
A.when | B.how | C.that | D.whether |
---Why were you late for school today?
----It was ________ I help catch a thief on the bus.
A.since | B.as | C.for | D.because |
It suddenly occurred to him _____ he had left his keys in the office.
A.whether | B.where | C.which | D.that |
I don’t believe we’ve met before, ________ I must say you do look familiar.
A.therefore | B.although | C.since | D.unless |
These two areas are similar ________ they both have a high rainfall during this season.
A.to that | B.besides that |
C.in that | D.except that |
Mike resembles his mother in appearance _____ his personality follows his father's.
A.who | B.which | C.while | D.where |
______I went to Guiling,I was fascinated by its natural scenery.
A.The first time | B.At first | C.At the first time | D.For the first time |
Father was late for work the traffic jam, and ,the boss blamed him for it.
A.as a result;as a result of | B.as a result of; as a result |
C.as a result of;in other words | D.as a result; in other words |
—— Oh, it’s raining hard outside. Mum, do you think the milkman will come?
—— Of course. He will come on time _____it rains.
A.in case | B.even though | C.as long as | D.ever since |
—How long have you been working as an assistant here?
—__________I finished middle school.
A.Ever since | B.Before | C.After | D.When |