It was in 1990 ______ the medicine was tested on human patients.
The woman who’s carrying a baby in her arms, _________aboard first.Don’t crowd in!
.---The movie 2012 will be on at 8 pm.What about picking you up at 7? ---All right.I will have come back from work by their, and I_________you at home.
.China_______positively and quickly after the quake struck Haiti.
---I failed to catch the early bus because I overslept this morning. ---You_________have stayed up too late last night.
You can’t imagine___________more embarrassing scene when you can’t understand_____single word someone says.