Tony Smith is a tall boy. We call____“Big Tony”.

Meng Fei had his arm broken while recording If You Are The One in Beijing.—-Really? Then perhaps he ______________ host TV programs for some time.

did your sister work in that hospital?—For two years,then she moved to the south.[ ]

My sister isn’t in. ________ she comes back, I’ll let her call you back.

Some scientists think that it may take ______years to make robots look like people, and do the same things as us.