________ the grandparents love the children, they are strict with them.
| A.While | B.As | 
| C.Since | D.Because | 
Shanghai is really a fascinating city and we’ve decided to stay for two____ weeks.
| A.another | B.other | C.the other | D.other’s | 
---- Who is making so much nose in the garden?----____ the children.
| A.It is | B.They are | C.That is | D.There | 
---- ____of them is your English teacher? ----The man wearing a blue coat.
| A.Which | B.Who | C.What | D.Whom | 
___doesn’t seem to have been any difficulty solving the problem.
| A.It | B.He | C.There | D.That | 
____ was in 1979____ I graduated from university.
| A.That; that | B.It; that | C.That; when | D.It; when |