A. if
B. as
C. although
D. unless
第1题
In redesigning the assembly line the engineer found it difficult to ____ his intention without adequate money.
A. carry out
B. look into
C. set aside
D. concentrate on
第3题
The professor ____ will be here tomorrow.
A. is talked about
B. talking about
C. to be talked about
D. being talked about
第4题
In the past few days we have ____ the importance of further research in this field.
A. set aside
B. pulled into
C. talked over
D. carried out
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