Question

—Two hundred of the tourists were saved from danger in Taiwan, but the rest ______ still missing．
— If only the travel agency ________ more measures to prevent such accidents．

A．is; has taken	B．a(chǎn)re; had taken
C．is; took	D．a(chǎn)re; would take

Answer 1

B

第一空考查主謂一致，the rest做主語(yǔ)，謂語(yǔ)和the rest修飾的名詞決定，這句話(huà)指的是tourists，用are，第二空考查虛擬語(yǔ)氣，If only+賓語(yǔ)從句，從句中的謂語(yǔ)用相應(yīng)的過(guò)去時(shí)，這句話(huà)指的是旅行社過(guò)去要采取措施就好了，用過(guò)去完成時(shí)。選B。