每个练习各有不同的语法重点。(focus on)__________________________________________________
____ is mentioned above, the number of students in senior high schools is increasing.
According to a UN report, some 844 animals and plants ______ in the last 500 years.
Seeing their son back home safe and sound, the couple smiled _____.
Jam Hsiao, a singer from Taiwan, understands that it is his singing, rather than his talking, ______ has got him to where he is now.
Do you ________ much importance to what he just said ?