___________ he has limited technical knowledge, the old worker has a lot of experience.
A.Since |
B.Unless |
C.As |
D.Although |
Your hand is dirty. It needs ____________.
A.to wash |
B.to be washing |
C.being washed |
D.washing |
I couldn’t do my homework with all that noise .
A.going on |
B.goes on |
C.went on |
D.to go on |
Would you please tell me the quickest way English well?
A.to learn |
B.A or D |
C.how to learn |
D.of learning |
in a white uniform, he looks more like a cook than a doctor.
A.Dressed |
B.to dress |
C.Dressing |
D.Having dressed |
His sister left home in 1998,and_______ since .
A.had not been heard of |
B.has not been heard of |
C.had not heard of |
D.has not heard of |