1. I plan to take my vacation _________ in June _________ in July. (whether / or, either / or, as / if) 2. _________ I’m feeling happy _________ sad, I try to keep a positive attitude. (either / or, whether / or, when / I’m)3. _________ had I taken my shoes off _________ I found out we had to leave again. (no sooner / than, rather / than, whether / or)4. _________ only is dark chocolate delicious, _________ it can be healthy. (whether / or, not / but, just as / so)5. _________ I have salad for dinner, _____________________I can have ice cream for dessert. (if /then, when / than, whether / or)6. _________ flowers _________ trees grow _________ during warm weather. (not only / or, both / and, not / but)7. _________ do we enjoy summer vacation, _________ we _________ enjoy winter break. (whether / or, not only / but also, either / or)8. Calculus is _________ easy _________ difficult _________ (not / but, both / and, either / or)9. It’s _________ going to rain _________ snow tonight. (as / if, either / or, as / as)10. Savory flavors are _________ sweet _________ sour. (often / and, neither / nor, both / and)