1.It ______ ten years since we last ________ in Beijing.A.was;met B.has been;met C.was;meet D.is;m1.It ______ ten years since we last ________ in Beijing.A.was;met B.has been;met C.was;meet D.is;meet2.The difficulty is ________ we haven't so many workers.A.which B.that C.what D.why
问题描述：
1.It ______ ten years since we last ________ in Beijing.A.was;met B.has been;met C.was;meet D.is;m
1.It ______ ten years since we last ________ in Beijing.
A.was;met B.has been;met C.was;meet D.is;meet
2.The difficulty is ________ we haven't so many workers.
A.which B.that C.what D.why
答
B it since 句型
B that是表语从句引导词
答
1、B.has been;met
2、that
答
1.B
2.B