Wewerebusy________(get)thingsreadyforthetrialproductionwhenhephonedus.

Ihavebeenstudyinghereforfouryears,bynextsummerI________.

• A.shallgraduate
• B.shallbegraduated
• C.shallbegraduating
• D.shallhavegraduated

He________methathedecidedtoleaveonMonday.

• A.spoke
• B.said
• C.talked
• D.told

________(fail)severaltimes,theyneedsomeencouragement.

Ipreferthisdiagram________thatone.

• A.than
• B.morethan
• C.ratherthan
• D.to

Thefloordoesnotlooksobadwhen________(sweep)clean.