题目
A.已经
B.听
C.文学(上)的
D.小的
第1题
A.They have always had dinner
B.They have already had dinner
C.They have always have dinner
D.They had already had dinner
第2题
第3题
Some systems have already been completed in the fields of auto production, () and steel making.在汽车、化肥和钢铁业领域中一些机制已经建立起来。
A、fertilize
B、textile
C、fertilizers
D、text
第4题
第5题
A.Iron casting technology has already been employed in Qin (220 to 205 BC) and Han dynasties (206 –220 BC).
B.Iron casting technology has already been employed in Qin (221 to 207 BC) and Han dynasties (236 –210 BC).
C.Iron casting technology has already been employed in Qin (221 to 207 BC) and Han dynasties (202 –220 BC).
D.Iron casting technology has already been employed in Qin (221 to 207 BC) and Han dynasties (201 –227
第6题
第7题
A.PDB
B.RefSeq
C.dbSNP
D.BLAT
第8题
A.PDB
B.RefSeq
C.dbSNP
D.BLAT
第9题
第10题
第11题
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