— Oh, but how long will it take to reach LA?

—                            

– How long have you been graduated from your college?

–                      

How many shoes ___ this year?

— Will you show me how to use this software?

—                      

This is the man ___ last night. 

— How is everything going?

— ________________, we've been quite busy this month and there's been quite a lot of progress since the last inspection.

This box is___ that one.

—  Well, may I know how long the training will be?

—  _______

—  How long is this cell phone guaranteed?

—  ______ 

— How long does the remittance take from New York? 

—                      

—How much this set of furniture cost?

—I forgot _____.

---About four months.

---___!Your English is so good.

cell theory (细胞学说)