I’ve tried very hard to improve my English. But by no means with my progress______.
Learning English means _________ memorizing a huge lot of words.It involves a large amount of reading as well.
Tom as well as two of his classmates _____ invited to the party.
The fact has worried many scientists ______ the earth is becoming warmer and warmer these years.
My grandfather is always thinking for others. In another word, he is always ________.
Driving on the road, drivers do ______ the traffic rules, which is responsible for themselves as well as others.