---Wow! Jerry got full marks again! How lucky he is!--- _______. He is not so much lucky as hard-working. He makes full use of his time to study.
The Bunsen Burner is so named because it is thought ___________ by Robert Bunsen.
---Spacecraft “Discovery” has failed in the course of launch. ----_______? They have been preparing for the test.
--I didn't know this was a one-way street, officer. -----__________________.
He arrived here at noon, ________in the day, and he went out and came back ________in the day.
--Which play shall we go and see? ----__________________.