基础检测第1题详细解答过程和答案
1、have been
2、has bee
3、has gone
4、Have;bee;have been
5、has gone,has been
6、has bee
7、have;been
8、has gone
9、has gone
10、have;been
基础检测第2题详细解答过程和答案
1、for
2、since
3、since;for
4、for
5、since
6、since
7、for
8、since
9、for
10、since
基础检测第3题详细解答过程和答案
1、has been over
2、for over three days / for about four day.s
3、started/began
4、has been away from
5、has kept
6、has been in
7、has been a meber of
8、has been dead
基础检测第4题详细解答过程和答案
1、have you been,have been to
2、have had
3、has been in;will return to
4、has gone to;has been to;twice;has been there for three days
技能提升详细解答过程和答案