Instead of sand blowing everywhere, there is mud and water everywhere, ________ it difficult to travel from place to place.
| A．making | B．to make |
| C．having made | D．having been made |
We______________last night，but we went to the concert instead.
| A．have studied | B．might study |
| C．should have studied | D．would study |
Computers and mobile phones, playgh they are indeed making our life________and more________have reduced the need for face-to-face cotyr unication.（）
| A． | easily;effienenl | B． | easier;efficient | C． | easy;efficiently | D． | easily;efficiently |
Mother wanted to be a good provider, a role shesince her marriage to Father.
| A． | shoulders | B． | shouldered | C． | is shouldering | D． | has been shouldering |
Parentsmuch importance to education. They will do their best to give their children that priceless gift.
| A． | attach | B． | pay | C． | link | D． | apply |
Last year the number of studects who graduated with a driving licence reached 200,000, a(n) ________of 40,000 per year.
| A．average | B．number | C．amount | D．quantity |