There are three ______ and seven _______ in the picture.
| A.deers, sheeps | B.deers, sheep | C.deer, sheep | D.deer, sheeps | 
— It’s a long time ______I saw you last.
 — And what is a pity now that it will be a long time______ we see each other again.
| A.before; since | B.since; when | 
| C.when; before | D.since; before | 
In order to attract more online shoppers on Double-Eleven Day, the owners of Taobao promised that they would have those ordered goods _____ to their homes in less than 3 days.
| A.to send | B.sending | C.sent | D.send | 
What I will talk about may annoy some of you, for which I offer apologies ______.
| A.in advance | B.in return | 
| C.in control | D.in surprise | 
Our maths teacher seems unable to explain everything in a way ______ makes sense to me.
| A.in which | B.of which | C./ | D.that | 
The sports meeting, originally ______ be held last Friday, was finally delayed because of the bad weather.
| A.due to | B.thanks to | 
| C.owing to | D.according to |