In some poor countries in Africa, women have 5 children ______.
The public transportation in this city is very convenient, where many buses run______.
-Where have you been all day?-I ______some former classmates and I couldn't get back until it was dark.
-He is eager to try something he has never tried before.-Oh,I see.That,s ______he's different from others.
As your teacher,I could not have you______away with cheating in the exam.
Going abroad to study requires a big adjustment and it usually takes a while to ______.