—What ____ is Jane in?—She is in ____ Six.
----_______ did you start studying English ? -----Five years ago.
The room was dark, _______ I turned on the lights.
---Mike hurt his leg while playing football yesterday.?--- _______ .
When they went into the park, they saw someone ______ Chinese Kongfu.
---I called you yesterday afternoon, but there was no reply.---I ______ a dolphin show the zoo with my cousins.