1.单项选择.His brother ——for three months.A.has joined the army B.has been in the army C.has1.单项选择.His brother ——for three months.A.has joined the army B.has been in the armyC.has become a soiderD.joined the army2.用所给单词

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1.单项选择.His brother ——for three months.A.has joined the army B.has been in the army C.has1.单项选择.His brother ——for three months.A.has joined the army B.has been in the armyC.has become a soiderD.joined the army2.用所给单词
1.单项选择.His brother ——for three months.A.has joined the army B.has been in the army C.has
1.单项选择.
His brother ——for three months.
A.has joined the army
B.has been in the army
C.has become a soider
D.joined the army
2.用所给单词的适当形式填空.
Do you have any problems ——(finish) the job.

1.单项选择.His brother ——for three months.A.has joined the army B.has been in the army C.has1.单项选择.His brother ——for three months.A.has joined the army B.has been in the armyC.has become a soiderD.joined the army2.用所给单词
1.for three months这个时间状语给了2个提示
提示1:用完成时
提示2:谓语动词需要用延续性动词;
符合两点的是B
2.have problems( in )doing sth.in 可以省略
所以填 finishing