_______thatthescientistwillgiveusatalknextmonth?
A、Istrue
B、Isittrue
C、It’strue
D、It’struly
Ifanearthquakeoccurred，someoftheone-storeyhouses________.
A、mightbeleftstand
B、mightleavetobestanding
C、mightbelefttostand
D、mightbeleftstanding
Duringthe1990smanyAustralianscalledfortheirnationtobecomearepublicwith________.
A、apresidentreplacingtheBritishmonarchasheadofstate
B、aprimeministerreplacingthegovernor--generalasheadofgovernment
C、agovernor-generalreplacingtheBritishmonarchasheadofstate
D、apresidentreplacingthegovernor-generalasheadofgovernment
Heinsuredhiscar________hehadanaccident.
A、unless
B、if
C、since
D、incase
Thefarmingmethodshavebeen________improvedwiththeinventionofthenewmachine.
A、efficiently
B、proficiently
C、professionally
D、intentionally