The construction workers are making efforts to build the lab building, so it will ________ be completed by the end of next month．

A.hardly

B.hopefully

C.eagerly

D.immediately

答案及解析： B

解析：

考查副词的理解使用。结合句意理解，工人们正在竭尽全力修建实验楼，所以在下个月底建成应该是有希望的(hopefully)，eagerly急迫地，不符合语境。难度中等。